diff --git a/elements/capteurs/actionneurs/capteurs_capacitif/qet_directory b/elements/capteurs/actionneurs/capteurs_capacitif/qet_directory
index 72d958ebb..edbcbe6b9 100644
--- a/elements/capteurs/actionneurs/capteurs_capacitif/qet_directory
+++ b/elements/capteurs/actionneurs/capteurs_capacitif/qet_directory
@@ -3,7 +3,7 @@
         <name lang="de">Kapazitive Sensoren</name>
         <name lang="en">Capacitive sensor</name>
         <name lang="fr">Capteurs_capacitif</name>
-		<name lang="ar">حسّاسات سعوية</name>
+        <name lang="ar">حسّاسات سعوية</name>
         <name lang="pl">Czujniki pojemnościowe</name>
         <name lang="cs">Kapacitní čidlo</name>
         </names>
diff --git a/elements/capteurs/actionneurs/capteurs_inductif/qet_directory b/elements/capteurs/actionneurs/capteurs_inductif/qet_directory
index 2f37f3250..f1f01eb26 100644
--- a/elements/capteurs/actionneurs/capteurs_inductif/qet_directory
+++ b/elements/capteurs/actionneurs/capteurs_inductif/qet_directory
@@ -3,7 +3,7 @@
         <name lang="de">Induktive Sensoren</name>
         <name lang="en">Inductive sensor</name>
         <name lang="fr">Capteurs_inductif</name>
-		<name lang="ar">حسّسات حثيّة</name>
+        <name lang="ar">حسّسات حثيّة</name>
         <name lang="pl">Czujniki indukcyjne</name>
         <name lang="cs">Indukční čidla</name>
         </names>
diff --git a/elements/capteurs/actionneurs/capteurs_magnetique/qet_directory b/elements/capteurs/actionneurs/capteurs_magnetique/qet_directory
index 50acd0e7b..2e7ff26d3 100644
--- a/elements/capteurs/actionneurs/capteurs_magnetique/qet_directory
+++ b/elements/capteurs/actionneurs/capteurs_magnetique/qet_directory
@@ -3,7 +3,7 @@
         <name lang="en">Magnetic sensor</name>
         <name lang="fr">Capteurs_magnetique</name>
         <name lang="pl">Czujniki magnetyczne</name>
-		<name lang="ar">حسّاسات مغناطيسية</name>
+        <name lang="ar">حسّاسات مغناطيسية</name>
         <name lang="cs">Magnetické čidlo</name>
         </names>
 </qet-directory>
diff --git a/elements/capteurs/actionneurs/capteurs_optique/qet_directory b/elements/capteurs/actionneurs/capteurs_optique/qet_directory
index 2b20428bd..c5086c935 100644
--- a/elements/capteurs/actionneurs/capteurs_optique/qet_directory
+++ b/elements/capteurs/actionneurs/capteurs_optique/qet_directory
@@ -2,7 +2,7 @@
     <names>
         <name lang="en">Optical sensor</name>
         <name lang="fr">Capteurs_optique</name>
-		<name lang="ar">حسّاسات بصرية</name>
+        <name lang="ar">حسّاسات بصرية</name>
         <name lang="pl">Czujniki optyczne</name>
         <name lang="cs">Optická čidla</name>
     </names>
diff --git a/elements/capteurs/actionneurs/capteurs_ultrasons/qet_directory b/elements/capteurs/actionneurs/capteurs_ultrasons/qet_directory
index 618e1c50b..80ad6ec54 100644
--- a/elements/capteurs/actionneurs/capteurs_ultrasons/qet_directory
+++ b/elements/capteurs/actionneurs/capteurs_ultrasons/qet_directory
@@ -2,7 +2,7 @@
     <names>
         <name lang="en">Ultrasonic sensor</name>
         <name lang="fr">Capteurs_ultrasons</name>
-		<name lang="ar">حسّاسات فوق صوتيّة</name>
+        <name lang="ar">حسّاسات فوق صوتيّة</name>
         <name lang="pl">Czujniki ultradźwiękowe</name>
         <name lang="cs">Ultrazvukové čidlo</name>
         </names>
diff --git a/elements/capteurs/actionneurs/qet_directory b/elements/capteurs/actionneurs/qet_directory
index 3753fb025..9a1e21250 100644
--- a/elements/capteurs/actionneurs/qet_directory
+++ b/elements/capteurs/actionneurs/qet_directory
@@ -3,7 +3,7 @@
         <name lang="de">Aktoren</name>
         <name lang="en">Actuators</name>
         <name lang="fr">Actionneurs</name>
-		<name lang="ar">مُشغّلات</name>
+        <name lang="ar">مُشغّلات</name>
         <name lang="pl">Elementy wykonawcze</name>
         <name lang="cs">Ovladače</name>
     </names>
diff --git a/elements/capteurs/qet_directory b/elements/capteurs/qet_directory
index 246f7f5cb..3833c0142 100644
--- a/elements/capteurs/qet_directory
+++ b/elements/capteurs/qet_directory
@@ -6,7 +6,7 @@
         <name lang="en">Transducers</name>
         <name lang="it">Sensori</name>
         <name lang="fr">Capteurs</name>
-		<name lang="ar">حساسات</name>
+        <name lang="ar">حساسات</name>
         <name lang="pl">Czujniki</name>
         <name lang="es">Sensores</name>
         <name lang="cs">Snímače</name>
diff --git a/elements/contacts/etanches/qet_directory b/elements/contacts/etanches/qet_directory
index 0679ac59d..d64b28598 100644
--- a/elements/contacts/etanches/qet_directory
+++ b/elements/contacts/etanches/qet_directory
@@ -4,7 +4,7 @@
         <name lang="ru">герметичные</name>
         <name lang="en">Tight</name>
         <name lang="fr">Étanches</name>
-		<name lang="ar">محميّة</name>
+        <name lang="ar">محميّة</name>
         <name lang="es">Resistentes al agua</name>
         <name lang="pt">Resistentes à água</name>
         <name lang="cs">Vodotěsné</name>
diff --git a/elements/contacts/fin_de_course/qet_directory b/elements/contacts/fin_de_course/qet_directory
index 2da0d0dea..0e60a9b60 100644
--- a/elements/contacts/fin_de_course/qet_directory
+++ b/elements/contacts/fin_de_course/qet_directory
@@ -4,7 +4,7 @@
         <name lang="ru">концевые</name>
         <name lang="en">Limits</name>
         <name lang="fr">Fins de courses</name>
-		<name lang="ar">مفاتيح حدّ</name>
+        <name lang="ar">مفاتيح حدّ</name>
         <name lang="es">Finales de carrera</name>
         <name lang="pt">Fins de curso</name>
         <name lang="cs">Konce vodivých spojení</name>
diff --git a/elements/contacts/interrupteurs/qet_directory b/elements/contacts/interrupteurs/qet_directory
index a60d6202e..633a9a5df 100644
--- a/elements/contacts/interrupteurs/qet_directory
+++ b/elements/contacts/interrupteurs/qet_directory
@@ -4,7 +4,7 @@
         <name lang="ru">переключателей</name>
         <name lang="en">Switchs</name>
         <name lang="fr">Interrupteurs</name>
-		<name lang="ar">مفاتيح</name>
+        <name lang="ar">مفاتيح</name>
         <name lang="es">Interruptores</name>
         <name lang="pt">Interruptores</name>
         <name lang="cs">Spínače</name>
diff --git a/elements/contacts/poussoirs/qet_directory b/elements/contacts/poussoirs/qet_directory
index d3151982a..abbb34950 100644
--- a/elements/contacts/poussoirs/qet_directory
+++ b/elements/contacts/poussoirs/qet_directory
@@ -3,7 +3,7 @@
         <name lang="ru">кнопок</name>
         <name lang="en">Push-buttons</name>
         <name lang="fr">Poussoirs</name>
-		<name lang="ar">مفاتيح ضاغطة</name>
+        <name lang="ar">مفاتيح ضاغطة</name>
         <name lang="es">Pulsadores</name>
         <name lang="pt">Botões de pressão</name>
         <name lang="cs">Tlačítka</name>
diff --git a/elements/contacts/puissance/normalement_fermes/qet_directory b/elements/contacts/puissance/normalement_fermes/qet_directory
index 6d7514105..5a549076f 100644
--- a/elements/contacts/puissance/normalement_fermes/qet_directory
+++ b/elements/contacts/puissance/normalement_fermes/qet_directory
@@ -4,7 +4,7 @@
         <name lang="ru">Нормально замкнутые</name>
         <name lang="en">Normally closed</name>
         <name lang="fr">Normalement fermés</name>
-		<name lang="ar">عاديّا مُغلق</name>
+        <name lang="ar">عاديّا مُغلق</name>
         <name lang="es">Normalmente cerrados</name>
         <name lang="pt">Normalmente fechados</name>
         <name lang="cs">Obvykle zavřené</name>
diff --git a/elements/contacts/puissance/normalement_ouverts/qet_directory b/elements/contacts/puissance/normalement_ouverts/qet_directory
index 5a758def7..a4c9bc0ab 100644
--- a/elements/contacts/puissance/normalement_ouverts/qet_directory
+++ b/elements/contacts/puissance/normalement_ouverts/qet_directory
@@ -4,7 +4,7 @@
         <name lang="ru">Нормально разомкнутые</name>
         <name lang="en">Normally open</name>
         <name lang="fr">Normalement ouverts</name>
-		<name lang="ar">عاديّا مفتوح</name>
+        <name lang="ar">عاديّا مفتوح</name>
         <name lang="es">Normalemente abiertos</name>
         <name lang="pt">Normalmente abertos</name>
         <name lang="cs">Obvykle otevřené</name>
diff --git a/elements/contacts/puissance/qet_directory b/elements/contacts/puissance/qet_directory
index 39c140ee3..751c9fb30 100644
--- a/elements/contacts/puissance/qet_directory
+++ b/elements/contacts/puissance/qet_directory
@@ -4,7 +4,7 @@
         <name lang="ru">контактора</name>
         <name lang="en">Power</name>
         <name lang="fr">Puissance</name>
-		<name lang="ar">قدرة</name>
+        <name lang="ar">قدرة</name>
         <name lang="es">Potencia</name>
         <name lang="pt">Potência</name>
         <name lang="cs">Síla</name>
diff --git a/elements/contacts/qet_directory b/elements/contacts/qet_directory
index 37fff6183..3e64693cd 100644
--- a/elements/contacts/qet_directory
+++ b/elements/contacts/qet_directory
@@ -4,7 +4,7 @@
         <name lang="ru">Контакты</name>
         <name lang="en">Contacts</name>
         <name lang="fr">Contacts</name>
-		<name lang="ar">ملامسات</name>
+        <name lang="ar">ملامسات</name>
         <name lang="es">Terminales</name>
         <name lang="pt">Contactos</name>
         <name lang="cs">Kontakty</name>
diff --git a/elements/contacts/relais_thermique/qet_directory b/elements/contacts/relais_thermique/qet_directory
index 64d6f4b8f..24fefd4dd 100644
--- a/elements/contacts/relais_thermique/qet_directory
+++ b/elements/contacts/relais_thermique/qet_directory
@@ -4,7 +4,7 @@
         <name lang="ru">теплового реле</name>
         <name lang="en">Thermal relays</name>
         <name lang="fr">Relais thermiques</name>
-		<name lang="ar">مرحلات حرارية</name>
+        <name lang="ar">مرحلات حرارية</name>
         <name lang="es">Relés térmicos</name>
         <name lang="pt">Relés térmicos</name>
         <name lang="cs">Tepelné relé</name>
diff --git a/elements/contacts/simples/qet_directory b/elements/contacts/simples/qet_directory
index c8cc1d10a..e3b81640e 100644
--- a/elements/contacts/simples/qet_directory
+++ b/elements/contacts/simples/qet_directory
@@ -4,7 +4,7 @@
         <name lang="ru">простые</name>
         <name lang="en">Simple</name>
         <name lang="fr">Simples</name>
-		<name lang="ar">بسيطة</name>
+        <name lang="ar">بسيطة</name>
         <name lang="es">Simples</name>
         <name lang="pt">Simples</name>
         <name lang="cs">Jednoduché</name>
diff --git a/elements/contacts/temporises/qet_directory b/elements/contacts/temporises/qet_directory
index 97dd709c7..c8b6cbe0c 100644
--- a/elements/contacts/temporises/qet_directory
+++ b/elements/contacts/temporises/qet_directory
@@ -4,7 +4,7 @@
         <name lang="ru">с задержкой</name>
         <name lang="en">Switch Delay</name>
         <name lang="fr">Temporisés</name>
-		<name lang="ar">مؤقتة</name>
+        <name lang="ar">مؤقتة</name>
         <name lang="es">Comutadores de retardo</name>
         <name lang="pt">Temporizados</name>
         <name lang="cs">Opožděné sepnutí</name>
diff --git a/elements/contacts/temporises/repos/qet_directory b/elements/contacts/temporises/repos/qet_directory
index 793a00f42..b19429860 100644
--- a/elements/contacts/temporises/repos/qet_directory
+++ b/elements/contacts/temporises/repos/qet_directory
@@ -4,7 +4,7 @@
         <name lang="ru">при возврате</name>
         <name lang="en">Switch-off delay</name>
         <name lang="fr">Repos</name>
-		<name lang="ar">توقّف</name>
+        <name lang="ar">توقّف</name>
         <name lang="es">Comutadores de tiempo retardado de apago</name>
         <name lang="pt">Interruptores de tempo desligado retardado</name>
         <name lang="cs">Opožděné vypnutí</name>
diff --git a/elements/contacts/temporises/travail/qet_directory b/elements/contacts/temporises/travail/qet_directory
index 8f42003ea..eb5432ab5 100644
--- a/elements/contacts/temporises/travail/qet_directory
+++ b/elements/contacts/temporises/travail/qet_directory
@@ -4,7 +4,7 @@
         <name lang="ru">при срабатывании</name>
         <name lang="en">Switch-on delay</name>
         <name lang="fr">Travail</name>
-		<name lang="ar">تشغيل</name>
+        <name lang="ar">تشغيل</name>
         <name lang="es">Comutadores de tiempo retardado de encendido</name>
         <name lang="pt">Interruptores de tempo ligado retardado</name>
         <name lang="cs">Opožděné zapnutí</name>
diff --git a/elements/convertisseurs/blocs/qet_directory b/elements/convertisseurs/blocs/qet_directory
index 83419e814..5f41a6fed 100644
--- a/elements/convertisseurs/blocs/qet_directory
+++ b/elements/convertisseurs/blocs/qet_directory
@@ -4,7 +4,7 @@
         <name lang="ru">Блоки</name>
         <name lang="en">Boxes</name>
         <name lang="fr">Blocs</name>
-		<name lang="ar">صناديق</name>
+        <name lang="ar">صناديق</name>
         <name lang="es">Bloques</name>
         <name lang="pt">Blocos</name>
         <name lang="cs">Bloky</name>
diff --git a/elements/convertisseurs/qet_directory b/elements/convertisseurs/qet_directory
index 865dad1c1..54d8f0558 100644
--- a/elements/convertisseurs/qet_directory
+++ b/elements/convertisseurs/qet_directory
@@ -3,7 +3,7 @@
         <name lang="ru">Преобразователи</name>
         <name lang="en">Converters</name>
         <name lang="fr">Convertisseurs</name>
-		<name lang="ar">مُحوّلات الكترونيات القدرة</name>
+        <name lang="ar">مُحوّلات الكترونيات القدرة</name>
         <name lang="es">Convertidores</name>
         <name lang="pt">Conversores</name>
         <name lang="cs">Měniče</name>
diff --git a/elements/demarreurs_progressifs/aucom/qet_directory b/elements/demarreurs_progressifs/aucom/qet_directory
index a579d308a..815e9d38c 100644
--- a/elements/demarreurs_progressifs/aucom/qet_directory
+++ b/elements/demarreurs_progressifs/aucom/qet_directory
@@ -2,7 +2,7 @@
     <names>
         <name lang="en">Aucom</name>
         <name lang="fr">Aucom</name>
-		<name lang="ar">Aucom</name>
+        <name lang="ar">Aucom</name>
         <name lang="pl">Aucom</name>
         <name lang="cs">Aucom</name>
     </names>
diff --git a/elements/demarreurs_progressifs/danfoss/qet_directory b/elements/demarreurs_progressifs/danfoss/qet_directory
index a054fcadc..5760a73b9 100644
--- a/elements/demarreurs_progressifs/danfoss/qet_directory
+++ b/elements/demarreurs_progressifs/danfoss/qet_directory
@@ -2,7 +2,7 @@
     <names>
         <name lang="en">Danfoss</name>
         <name lang="fr">Danfoss</name>
-		<name lang="ar">Danfoss</name>
+        <name lang="ar">Danfoss</name>
         <name lang="pl">Danfoss</name>
         <name lang="cs">Danfoss</name>
     </names>
diff --git a/elements/demarreurs_progressifs/eurotherm/qet_directory b/elements/demarreurs_progressifs/eurotherm/qet_directory
index 719e12e83..a1649cbbc 100644
--- a/elements/demarreurs_progressifs/eurotherm/qet_directory
+++ b/elements/demarreurs_progressifs/eurotherm/qet_directory
@@ -2,7 +2,7 @@
     <names>
         <name lang="en">Eurotherm</name>
         <name lang="fr">Eurotherm</name>
-		<name lang="ar">Eurotherm</name>
+        <name lang="ar">Eurotherm</name>
         <name lang="pl">Eurotherm</name>
         <name lang="cs">Eurotherm</name>
     </names>
diff --git a/elements/demarreurs_progressifs/geindustrial/qet_directory b/elements/demarreurs_progressifs/geindustrial/qet_directory
index 7dcbad28d..634acc5ba 100644
--- a/elements/demarreurs_progressifs/geindustrial/qet_directory
+++ b/elements/demarreurs_progressifs/geindustrial/qet_directory
@@ -2,7 +2,7 @@
     <names>
         <name lang="en">Geindustrial</name>
         <name lang="fr">Geindustrial</name>
-		<name lang="ar">Geindustrial</name>
+        <name lang="ar">Geindustrial</name>
         <name lang="pl">Geindustrial</name>
         <name lang="cs">Geindustrial</name>
     </names>
diff --git a/elements/demarreurs_progressifs/rockwell/qet_directory b/elements/demarreurs_progressifs/rockwell/qet_directory
index c1646f628..df83edb5a 100644
--- a/elements/demarreurs_progressifs/rockwell/qet_directory
+++ b/elements/demarreurs_progressifs/rockwell/qet_directory
@@ -2,7 +2,7 @@
     <names>
         <name lang="en">Rockwell</name>
         <name lang="fr">Rockwell</name>
-		<name lang="ar">Rockwell</name>
+        <name lang="ar">Rockwell</name>
         <name lang="pl">Rockwell</name>
         <name lang="cs">Rockwell</name>
     </names>
diff --git a/elements/demarreurs_progressifs/schneider/qet_directory b/elements/demarreurs_progressifs/schneider/qet_directory
index 44b28fae7..ee6dcfc55 100644
--- a/elements/demarreurs_progressifs/schneider/qet_directory
+++ b/elements/demarreurs_progressifs/schneider/qet_directory
@@ -2,7 +2,7 @@
     <names>
         <name lang="en">Schneider</name>
         <name lang="fr">Schneider</name>
-		<name lang="ar">Schneider</name>
+        <name lang="ar">Schneider</name>
         <name lang="pl">Schneider</name>
         <name lang="cs">Schneider</name>
     </names>
diff --git a/elements/demarreurs_progressifs/siemens/qet_directory b/elements/demarreurs_progressifs/siemens/qet_directory
index 9265cb6e6..c5c6e4199 100644
--- a/elements/demarreurs_progressifs/siemens/qet_directory
+++ b/elements/demarreurs_progressifs/siemens/qet_directory
@@ -2,7 +2,7 @@
     <names>
         <name lang="en">Siemens</name>
         <name lang="fr">Siemens</name>
-		<name lang="ar">Siemens</name>
+        <name lang="ar">Siemens</name>
         <name lang="pl">Siemens</name>
         <name lang="cs">Siemens</name>
     </names>
diff --git a/elements/domestiques/qet_directory b/elements/domestiques/qet_directory
index 70e27fcb4..15362f506 100644
--- a/elements/domestiques/qet_directory
+++ b/elements/domestiques/qet_directory
@@ -4,7 +4,7 @@
         <name lang="pt">Electrodomésticos</name>
         <name lang="en">Domestic</name>
         <name lang="fr">Domestiques</name>
-		<name lang="ar">منزليات</name>
+        <name lang="ar">منزليات</name>
         <name lang="pl">Instalacje w obiektach budowlanych</name>
         <name lang="es">Electrodoméstico</name>
         <name lang="cs">Domácí elektrotechnika</name>
diff --git a/elements/energie/froid/capteurs/qet_directory b/elements/energie/froid/capteurs/qet_directory
index 246f7f5cb..3833c0142 100644
--- a/elements/energie/froid/capteurs/qet_directory
+++ b/elements/energie/froid/capteurs/qet_directory
@@ -6,7 +6,7 @@
         <name lang="en">Transducers</name>
         <name lang="it">Sensori</name>
         <name lang="fr">Capteurs</name>
-		<name lang="ar">حساسات</name>
+        <name lang="ar">حساسات</name>
         <name lang="pl">Czujniki</name>
         <name lang="es">Sensores</name>
         <name lang="cs">Snímače</name>
diff --git a/elements/energie/froid/clapetsdenonretour/qet_directory b/elements/energie/froid/clapetsdenonretour/qet_directory
index c41f9bbcc..7c7010a4f 100644
--- a/elements/energie/froid/clapetsdenonretour/qet_directory
+++ b/elements/energie/froid/clapetsdenonretour/qet_directory
@@ -1,7 +1,7 @@
 <qet-directory>
     <names>
         <name lang="fr" >Clapets anti-retour</name>
-		<name lang="ar" >صمّمات ضدّ الرجع</name>
+        <name lang="ar" >صمّمات ضدّ الرجع</name>
         <name lang="en" >Check valve</name>
         <name lang="pl" >Zawory zwrotne</name>
         <name lang="cs">Pojistné ventily</name>
diff --git a/elements/energie/froid/compresseursetventilateurs/qet_directory b/elements/energie/froid/compresseursetventilateurs/qet_directory
index 26fed32b7..e0f683c19 100644
--- a/elements/energie/froid/compresseursetventilateurs/qet_directory
+++ b/elements/energie/froid/compresseursetventilateurs/qet_directory
@@ -1,7 +1,7 @@
 <qet-directory>
     <names>
         <name lang="fr" >Compresseurs, ventilateurs</name>
-		<name lang="ar" >ضاغطات , مراوح</name>
+        <name lang="ar" >ضاغطات , مراوح</name>
         <name lang="en" >Compressors, fans</name>
         <name lang="pl" >Kompresory i wentylatory</name>
         <name lang="cs">Kompresory a ventilátory</name>
diff --git a/elements/energie/froid/echangeurs/qet_directory b/elements/energie/froid/echangeurs/qet_directory
index ab97325a6..6aca07ba7 100644
--- a/elements/energie/froid/echangeurs/qet_directory
+++ b/elements/energie/froid/echangeurs/qet_directory
@@ -1,7 +1,7 @@
 <qet-directory>
     <names>
         <name lang="fr" >Echangeurs</name>
-		<name lang="ar" >مُبادلات</name>
+        <name lang="ar" >مُبادلات</name>
         <name lang="en" >Exchanger</name>
         <name lang="pl" >Wymienniki</name>
         <name lang="cs">Výměníky</name>
diff --git a/elements/energie/froid/filtres/qet_directory b/elements/energie/froid/filtres/qet_directory
index c25fad874..0ca048335 100644
--- a/elements/energie/froid/filtres/qet_directory
+++ b/elements/energie/froid/filtres/qet_directory
@@ -2,7 +2,7 @@
     <names>
         <name lang="en">Filters</name>
         <name lang="fr">Filtres</name>
-		<name lang="ar">مُرشحات</name>
+        <name lang="ar">مُرشحات</name>
         <name lang="pl">Filtry</name>
         <name lang="cs">Filtr</name>
     </names>
diff --git a/elements/energie/froid/pompes/qet_directory b/elements/energie/froid/pompes/qet_directory
index d1c9ca6c5..d91aecb52 100644
--- a/elements/energie/froid/pompes/qet_directory
+++ b/elements/energie/froid/pompes/qet_directory
@@ -1,7 +1,7 @@
 <qet-directory>
     <names>
         <name lang="fr" >Pompes</name>
-		<name lang="ar" >مضخات</name>
+        <name lang="ar" >مضخات</name>
         <name lang="en" >Pumps</name>
         <name lang="pl" >Pompy</name>
         <name lang="cs">Čerpadla</name>
diff --git a/elements/energie/froid/qet_directory b/elements/energie/froid/qet_directory
index 5bd28135e..fd702c1cf 100644
--- a/elements/energie/froid/qet_directory
+++ b/elements/energie/froid/qet_directory
@@ -1,7 +1,7 @@
 <qet-directory>
     <names>
         <name lang="fr" >Froid</name>
-		<name lang="ar" >تبريد</name>
+        <name lang="ar" >تبريد</name>
         <name lang="en" >Chiller</name>
         <name lang="pl" >Chłodnictwo</name>
         <name lang="cs" >Chlazení</name>
diff --git a/elements/energie/froid/robinetsactionneurs/qet_directory b/elements/energie/froid/robinetsactionneurs/qet_directory
index a3b4b69f9..0731def19 100644
--- a/elements/energie/froid/robinetsactionneurs/qet_directory
+++ b/elements/energie/froid/robinetsactionneurs/qet_directory
@@ -1,7 +1,7 @@
 <qet-directory>
     <names>
         <name lang="fr" >Robinets actionneurs</name>
-		<name lang="ar" >صمّامات مشغلات</name>
+        <name lang="ar" >صمّامات مشغلات</name>
         <name lang="en" >Valves actuators</name>
         <name lang="pl" >Zawory sterujące</name>
         <name lang="cs">Ovládací ventily</name>
diff --git a/elements/energie/froid/robinetsdesecurite/qet_directory b/elements/energie/froid/robinetsdesecurite/qet_directory
index 96b327c10..36b222a13 100644
--- a/elements/energie/froid/robinetsdesecurite/qet_directory
+++ b/elements/energie/froid/robinetsdesecurite/qet_directory
@@ -1,7 +1,7 @@
 <qet-directory>
     <names>
         <name lang="fr" >Robinets de sécurité</name>
-		<name lang="ar" >صمّامات أمان</name>
+        <name lang="ar" >صمّامات أمان</name>
         <name lang="en" >Safety valves</name>
         <name lang="pl" >Zawory bezpieczeństwa</name>
         <name lang="cs">Bezpečnostní ventily</name>
diff --git a/elements/energie/froid/robinetsdisolement/qet_directory b/elements/energie/froid/robinetsdisolement/qet_directory
index 3e9f8b4d5..308aa0fb9 100644
--- a/elements/energie/froid/robinetsdisolement/qet_directory
+++ b/elements/energie/froid/robinetsdisolement/qet_directory
@@ -1,7 +1,7 @@
 <qet-directory>
     <names>
         <name lang="fr" >Robinets d'isolement</name>
-		<name lang="ar" >صمّامات عزل</name>
+        <name lang="ar" >صمّامات عزل</name>
         <name lang="en" >Isolation valves</name>
         <name lang="pl" >Zawory odcinające</name>
         <name lang="cs">Izolační ventily</name>
diff --git a/elements/energie/froid/separateurs/qet_directory b/elements/energie/froid/separateurs/qet_directory
index 52ece153c..424f9ee63 100644
--- a/elements/energie/froid/separateurs/qet_directory
+++ b/elements/energie/froid/separateurs/qet_directory
@@ -1,7 +1,7 @@
 <qet-directory>
     <names>
         <name lang="fr" >Séparateurs</name>
-		<name lang="ar" >فواصل</name>
+        <name lang="ar" >فواصل</name>
         <name lang="en" >Separators</name>
         <name lang="pl" >Separatory</name>
         <name lang="cs">Odlučovače</name>
diff --git a/elements/energie/froid/tuyauteries/qet_directory b/elements/energie/froid/tuyauteries/qet_directory
index fffb8299d..0770e2c2b 100644
--- a/elements/energie/froid/tuyauteries/qet_directory
+++ b/elements/energie/froid/tuyauteries/qet_directory
@@ -1,7 +1,7 @@
 <qet-directory>
     <names>
         <name lang="fr" >Tuyauteries</name>
-		<name lang="ar" >أنابيب</name>
+        <name lang="ar" >أنابيب</name>
         <name lang="en" >pipes</name>
         <name lang="pl" >Rury</name>
         <name lang="cs">Potrubí</name>
diff --git a/elements/energie/qet_directory b/elements/energie/qet_directory
index 5f7b89705..9446d787b 100644
--- a/elements/energie/qet_directory
+++ b/elements/energie/qet_directory
@@ -1,7 +1,7 @@
 <qet-directory>
     <names>
         <name lang="fr">Energie</name>
-		<name lang="ar">طاقة</name>
+        <name lang="ar">طاقة</name>
         <name lang="en">Energy</name>
         <name lang="cs">Energie</name>
         <name lang="pl">Energia</name>
diff --git a/elements/energie/solaire/base_distrib/qet_directory b/elements/energie/solaire/base_distrib/qet_directory
index 803f387a4..ffe93e148 100644
--- a/elements/energie/solaire/base_distrib/qet_directory
+++ b/elements/energie/solaire/base_distrib/qet_directory
@@ -1,7 +1,7 @@
 <qet-directory>
     <names>
         <name lang="fr">schema de base</name>
-		<name lang="ar">مُخططات أساسية</name>
+        <name lang="ar">مُخططات أساسية</name>
         <name lang="en">Basic scheme</name>   
         <name lang="cs">Základní nákres</name>
         <name lang="pl">Układy podstawowe</name>
diff --git a/elements/energie/solaire/eau_sanitaire/qet_directory b/elements/energie/solaire/eau_sanitaire/qet_directory
index 678e06adb..e7fc518a2 100644
--- a/elements/energie/solaire/eau_sanitaire/qet_directory
+++ b/elements/energie/solaire/eau_sanitaire/qet_directory
@@ -1,7 +1,7 @@
 <qet-directory>
     <names>
         <name lang="fr">ECS eau chaude sanitaire</name>
-		<name lang="ar">مياه ساخنة صحيّة</name>
+        <name lang="ar">مياه ساخنة صحيّة</name>
         <name lang="en">ECS hot water</name>
         <name lang="cs">ECS teplá užitková voda</name>
         <name lang="pl">CWU ciepła woda użytkowa</name>
diff --git a/elements/energie/solaire/pompe/qet_directory b/elements/energie/solaire/pompe/qet_directory
index 23f279681..d99bc35c4 100644
--- a/elements/energie/solaire/pompe/qet_directory
+++ b/elements/energie/solaire/pompe/qet_directory
@@ -1,7 +1,7 @@
 <qet-directory>
     <names>
         <name lang="fr">Pompes et Circulateurs</name>
-		<name lang="ar">مضخّات</name>
+        <name lang="ar">مضخّات</name>
         <name lang="en">Pumps and Circulators</name> 
         <name lang="pl">Pompy</name>
         <name lang="cs">Pumpy</name>
diff --git a/elements/energie/solaire/productions/qet_directory b/elements/energie/solaire/productions/qet_directory
index 8c00b8c8d..7ab35d2de 100644
--- a/elements/energie/solaire/productions/qet_directory
+++ b/elements/energie/solaire/productions/qet_directory
@@ -1,7 +1,7 @@
 <qet-directory>
     <names>
         <name lang="fr">Productions</name>
-		<name lang="ar">إنتاج</name>
+        <name lang="ar">إنتاج</name>
         <name lang="en">Productions</name>
         <name lang="pl">Wytwarzanie</name>
         <name lang="cs">Výroba</name>
diff --git a/elements/energie/solaire/qet_directory b/elements/energie/solaire/qet_directory
index f658c9299..0a67a4742 100644
--- a/elements/energie/solaire/qet_directory
+++ b/elements/energie/solaire/qet_directory
@@ -1,7 +1,7 @@
 <qet-directory>
     <names>
         <name lang="fr">Solaire-thermique</name>
-		<name lang="ar">شمسية-حرارية</name>
+        <name lang="ar">شمسية-حرارية</name>
         <name lang="en">Solar-thermal</name>
         <name lang="cs">Sluneční tepelné kolektory</name>
         <name lang="pl">Instalacje solarne</name>
diff --git a/elements/fiches/qet_directory b/elements/fiches/qet_directory
index 74a7c4e5f..e25509f95 100644
--- a/elements/fiches/qet_directory
+++ b/elements/fiches/qet_directory
@@ -1,7 +1,7 @@
 <qet-directory>
     <names>
         <name lang="fr">Fiches</name>
-		<name lang="ar">روابط توصيل</name>
+        <name lang="ar">روابط توصيل</name>
         <name lang="pl">Złącza</name>
         <name lang="en">Pins</name>
         <name lang="cs">Kolíky</name>  
diff --git a/elements/nomenclatures/bases/nomenclature/qet_directory b/elements/nomenclatures/bases/nomenclature/qet_directory
index 612c0f5b0..c0616097c 100644
--- a/elements/nomenclatures/bases/nomenclature/qet_directory
+++ b/elements/nomenclatures/bases/nomenclature/qet_directory
@@ -3,7 +3,7 @@
         <name lang="ru">Перечень элементов</name>
         <name lang="en">Nomenclatures</name>
         <name lang="fr">Nomenclatures</name>
-		<name lang="ar">تسميات</name>
+        <name lang="ar">تسميات</name>
         <name lang="pl">Nomenklatura</name>
         <name lang="cs">Nomenklatura</name>
         <name lang="de">Nomenklatur</name>
diff --git a/elements/nomenclatures/bases/qet_directory b/elements/nomenclatures/bases/qet_directory
index d8ec0921c..261b8963f 100644
--- a/elements/nomenclatures/bases/qet_directory
+++ b/elements/nomenclatures/bases/qet_directory
@@ -3,7 +3,7 @@
         <name lang="de">Basis</name>
         <name lang="en">Bases</name>
         <name lang="fr">Bases</name>
-		<name lang="ar">أساسيات</name>
+        <name lang="ar">أساسيات</name>
         <name lang="pl">Dane podstawowe</name>
         <name lang="cs">Základy</name>
     </names>
diff --git a/elements/nomenclatures/bases/renvoi/qet_directory b/elements/nomenclatures/bases/renvoi/qet_directory
index 783301585..7ec42a9d6 100644
--- a/elements/nomenclatures/bases/renvoi/qet_directory
+++ b/elements/nomenclatures/bases/renvoi/qet_directory
@@ -2,7 +2,7 @@
     <names>
         <name lang="de">Referenz</name>
         <name lang="fr">Renvois</name>
-		<name lang="ar">إحالات</name>
+        <name lang="ar">إحالات</name>
         <name lang="pl">Odsyłacze</name>
         <name lang="cs">Výstupy</name>
         <name lang="en">References</name>
diff --git a/elements/nomenclatures/bases/textes/qet_directory b/elements/nomenclatures/bases/textes/qet_directory
index a270dad49..addfe2e1a 100644
--- a/elements/nomenclatures/bases/textes/qet_directory
+++ b/elements/nomenclatures/bases/textes/qet_directory
@@ -3,7 +3,7 @@
         <name lang="ru">Тексты</name>
         <name lang="en">Texts</name>
         <name lang="fr">Textes</name>
-		<name lang="ar">نُصوص</name>
+        <name lang="ar">نُصوص</name>
         <name lang="pl">Teksty</name>
         <name lang="cs">Texty</name>
         <name lang="de">Texte</name>
diff --git a/elements/nomenclatures/qet_directory b/elements/nomenclatures/qet_directory
index 142d580fb..589f47828 100644
--- a/elements/nomenclatures/qet_directory
+++ b/elements/nomenclatures/qet_directory
@@ -2,7 +2,7 @@
     <names>
         <name lang="en">Nomenclatures</name>
         <name lang="fr">Nomenclatures</name>
-		<name lang="ar">تسميات</name>
+        <name lang="ar">تسميات</name>
         <name lang="pl">Nomenklatura</name>
         <name lang="cs">Nomenklatura</name>
         <name lang="de">Nomenklatur</name>
diff --git a/elements/protections/disjoncteurs/qet_directory b/elements/protections/disjoncteurs/qet_directory
index b2ce722ec..b3ef2d0d2 100644
--- a/elements/protections/disjoncteurs/qet_directory
+++ b/elements/protections/disjoncteurs/qet_directory
@@ -4,7 +4,7 @@
         <name lang="ru">Выключатели</name>
         <name lang="en">Circuit-breakers</name>
         <name lang="fr">Disjoncteurs</name>
-		<name lang="ar">قواطع</name>
+        <name lang="ar">قواطع</name>
         <name lang="es">Disyuntores</name>
         <name lang="cs">Jističe</name>
         <name lang="pt">Disjuntores</name>
diff --git a/elements/protections/interrupteurs_differentiels/qet_directory b/elements/protections/interrupteurs_differentiels/qet_directory
index 44f05e4ae..832a6620a 100644
--- a/elements/protections/interrupteurs_differentiels/qet_directory
+++ b/elements/protections/interrupteurs_differentiels/qet_directory
@@ -4,7 +4,7 @@
         <name lang="ru">УЗО</name>
         <name lang="en">Differential switches</name>
         <name lang="fr">Interrupteurs différentiels</name>
-		<name lang="ar">مفاتيح تفاضليّة</name>
+        <name lang="ar">مفاتيح تفاضليّة</name>
         <name lang="es">Interruptores diferenciales</name>
         <name lang="cs">Rozdílové spínače</name>
         <name lang="pt">Interruptores diferenciais</name>
diff --git a/elements/protections/interrupteurs_sectionneurs/qet_directory b/elements/protections/interrupteurs_sectionneurs/qet_directory
index 800c462cb..bfdcfb51e 100644
--- a/elements/protections/interrupteurs_sectionneurs/qet_directory
+++ b/elements/protections/interrupteurs_sectionneurs/qet_directory
@@ -4,7 +4,7 @@
         <name lang="ru">Выключатели-разъеденители</name>
         <name lang="en">Disconnecting switches</name>
         <name lang="fr">Interrupteurs sectionneurs</name>
-		<name lang="ar">مفاتيح عزل</name>
+        <name lang="ar">مفاتيح عزل</name>
         <name lang="es">Interruptores seccionadores</name>
         <name lang="cs">Odpojovače</name>
         <name lang="pt">Interruptores seccionadores</name>
diff --git a/elements/protections/porte_fusibles/qet_directory b/elements/protections/porte_fusibles/qet_directory
index feceeb21f..cadcb245e 100644
--- a/elements/protections/porte_fusibles/qet_directory
+++ b/elements/protections/porte_fusibles/qet_directory
@@ -4,7 +4,7 @@
         <name lang="ru">Выключатели-предохранители</name>
         <name lang="en">Fuses Holder</name>
         <name lang="fr">Porte-fusibles</name>
-		<name lang="ar">حوامل-مصهرات</name>
+        <name lang="ar">حوامل-مصهرات</name>
         <name lang="es">Portafusibles</name>
         <name lang="cs">Držák pojistek</name>
         <name lang="pt">Porta fusíveis</name>
diff --git a/elements/protections/qet_directory b/elements/protections/qet_directory
index 283cb19d9..8e4ddfba9 100644
--- a/elements/protections/qet_directory
+++ b/elements/protections/qet_directory
@@ -4,7 +4,7 @@
         <name lang="ru">Защитные уст-ва</name>
         <name lang="en">Protections</name>
         <name lang="fr">Protections</name>
-		<name lang="ar">حمايات</name>
+        <name lang="ar">حمايات</name>
         <name lang="es">Protecciones</name>
         <name lang="pt">Protecções</name>
         <name lang="cs">Ochrany</name>
diff --git a/elements/protections/relais_thermiques/qet_directory b/elements/protections/relais_thermiques/qet_directory
index 5fb9dca13..54aacecb3 100644
--- a/elements/protections/relais_thermiques/qet_directory
+++ b/elements/protections/relais_thermiques/qet_directory
@@ -4,7 +4,7 @@
         <name lang="ru">Тепловые реле</name>
         <name lang="en">Thermal relays</name>
         <name lang="fr">Relais thermiques</name>
-		<name lang="ar">مُرحلات حرارية</name>
+        <name lang="ar">مُرحلات حرارية</name>
         <name lang="es">Relés térmicos</name>
         <name lang="cs">Tepelná relé</name>
         <name lang="pt">Relés térmicos</name>
diff --git a/elements/protections/sectionneurs/qet_directory b/elements/protections/sectionneurs/qet_directory
index eddb5d5b1..d27f9bf24 100644
--- a/elements/protections/sectionneurs/qet_directory
+++ b/elements/protections/sectionneurs/qet_directory
@@ -4,7 +4,7 @@
         <name lang="ru">Разъеденители</name>
         <name lang="en">Disconnecting switches</name>
         <name lang="fr">Sectionneurs</name>
-		<name lang="ar">عازلات</name>
+        <name lang="ar">عازلات</name>
         <name lang="es">Seccionadores</name>
         <name lang="cs">Odpojovače</name>
         <name lang="pt">Seccionadores</name>
diff --git a/elements/recepteurs/bobines/qet_directory b/elements/recepteurs/bobines/qet_directory
index 64e008507..942680c40 100644
--- a/elements/recepteurs/bobines/qet_directory
+++ b/elements/recepteurs/bobines/qet_directory
@@ -4,7 +4,7 @@
         <name lang="ru">Обмотки</name>
         <name lang="en">Coils</name>
         <name lang="fr">Bobines</name>
-		<name lang="ar">ملفات</name>
+        <name lang="ar">ملفات</name>
         <name lang="es">Bobinas</name>
         <name lang="cs">Cívky</name>
         <name lang="pt">Bobines</name>
diff --git a/elements/recepteurs/lampes/qet_directory b/elements/recepteurs/lampes/qet_directory
index 78d2c267e..c20e1f3a4 100644
--- a/elements/recepteurs/lampes/qet_directory
+++ b/elements/recepteurs/lampes/qet_directory
@@ -4,7 +4,7 @@
         <name lang="ru">Лампы</name>
         <name lang="en">Lights</name>
         <name lang="fr">Lampes</name>
-		<name lang="ar">مصابيح</name>
+        <name lang="ar">مصابيح</name>
         <name lang="es">Lámparas</name>
         <name lang="cs">Světla</name>
         <name lang="pt">Lâmpadas</name>
diff --git a/elements/recepteurs/machines/qet_directory b/elements/recepteurs/machines/qet_directory
index f6ef37a51..5d6a7a218 100644
--- a/elements/recepteurs/machines/qet_directory
+++ b/elements/recepteurs/machines/qet_directory
@@ -4,7 +4,7 @@
         <name lang="ru">Эл. машины</name>
         <name lang="en">Machines</name>
         <name lang="fr">Machines</name>
-		<name lang="ar">آلات</name>
+        <name lang="ar">آلات</name>
         <name lang="es">Máquinas</name>
         <name lang="cs">Stroje</name>
         <name lang="pt">Máquinas</name>
diff --git a/elements/recepteurs/misc/qet_directory b/elements/recepteurs/misc/qet_directory
index 85fea4084..5884fa31a 100644
--- a/elements/recepteurs/misc/qet_directory
+++ b/elements/recepteurs/misc/qet_directory
@@ -4,7 +4,7 @@
         <name lang="ru">Разное</name>
         <name lang="en">Misc</name>
         <name lang="fr">Divers</name>
-		<name lang="ar">متفرقات</name>
+        <name lang="ar">متفرقات</name>
         <name lang="es">Diverso</name>
         <name lang="cs">Různé</name>
         <name lang="pt">Diversos</name>
diff --git a/elements/recepteurs/qet_directory b/elements/recepteurs/qet_directory
index 08e64b67d..2061a4b2a 100644
--- a/elements/recepteurs/qet_directory
+++ b/elements/recepteurs/qet_directory
@@ -3,7 +3,7 @@
         <name lang="de">Verbraucher</name>
         <name lang="ru">Приёмники</name>
         <name lang="en">Receivers</name>
-		<name lang="ar">مستقبلات</name>
+        <name lang="ar">مستقبلات</name>
         <name lang="fr">Récepteurs</name>
         <name lang="es">Receptores</name>
         <name lang="cs">Přijímače</name>
diff --git a/elements/recepteurs/repartiteurs/qet_directory b/elements/recepteurs/repartiteurs/qet_directory
index 3b44e4fad..3a81e7ae5 100644
--- a/elements/recepteurs/repartiteurs/qet_directory
+++ b/elements/recepteurs/repartiteurs/qet_directory
@@ -2,7 +2,7 @@
     <names>
         <name lang="en">Connection technology</name>
         <name lang="fr">Technologie de connexion</name>
-		<name lang="ar">تقنية التوصيل</name>
+        <name lang="ar">تقنية التوصيل</name>
         <name lang="pl">Technika łączeniowa</name>
         <name lang="cs">Spojovací technika</name>  
         </names>
diff --git a/elements/recepteurs/securite/qet_directory b/elements/recepteurs/securite/qet_directory
index 2eb907f93..350f16372 100644
--- a/elements/recepteurs/securite/qet_directory
+++ b/elements/recepteurs/securite/qet_directory
@@ -4,7 +4,7 @@
         <name lang="ru">Безопасность</name>
         <name lang="en">Security</name>
         <name lang="fr">Sécurité</name>
-		<name lang="ar">أمان</name>
+        <name lang="ar">أمان</name>
         <name lang="es">Seguridad</name>
         <name lang="cs">Bezpečnost</name>
         <name lang="pt">Segurança</name>
diff --git a/elements/recepteurs/sonores/qet_directory b/elements/recepteurs/sonores/qet_directory
index 22855eb77..34e19710a 100644
--- a/elements/recepteurs/sonores/qet_directory
+++ b/elements/recepteurs/sonores/qet_directory
@@ -4,7 +4,7 @@
         <name lang="ru">Источники звука</name>
         <name lang="en">Sounding</name>
         <name lang="fr">Sonores</name>
-		<name lang="ar">صوتيّة</name>
+        <name lang="ar">صوتيّة</name>
         <name lang="es">Sonido</name>
         <name lang="cs">Zvuky</name>
         <name lang="pt">Sinalizadores sonoros</name>
diff --git a/elements/recepteurs/transformateurs/qet_directory b/elements/recepteurs/transformateurs/qet_directory
index 1fe0b382f..d59b9ae50 100644
--- a/elements/recepteurs/transformateurs/qet_directory
+++ b/elements/recepteurs/transformateurs/qet_directory
@@ -4,7 +4,7 @@
         <name lang="ru">Трансформаторы</name>
         <name lang="en">Transducers</name>
         <name lang="fr">Transformateurs</name>
-		<name lang="ar">مُحوّلات</name>
+        <name lang="ar">مُحوّلات</name>
         <name lang="es">Transformadores</name>
         <name lang="cs">Měniče</name>
         <name lang="pt">Transformadores</name>
diff --git a/elements/references/qet_directory b/elements/references/qet_directory
index 7ead3e119..2716c4738 100644
--- a/elements/references/qet_directory
+++ b/elements/references/qet_directory
@@ -2,7 +2,7 @@
     <names>
         <name lang="pl">Odsyłacze</name>
         <name lang="fr">References</name>
-		<name lang="ar">مرجعيات</name>
+        <name lang="ar">مرجعيات</name>
         <name lang="en">References</name>
         <name lang="cs">Odkazy</name>
     </names>
diff --git a/elements/semiconducteurs/circuit_integre/qet_directory b/elements/semiconducteurs/circuit_integre/qet_directory
index 222c281de..2a797e44b 100644
--- a/elements/semiconducteurs/circuit_integre/qet_directory
+++ b/elements/semiconducteurs/circuit_integre/qet_directory
@@ -3,7 +3,7 @@
         <name lang="de">Integrierte Schaltungen</name>
         <name lang="en">Integrated Circuits</name>
         <name lang="fr">Circuits integrés</name>
-		<name lang="ar">دوائر مدمجة</name>
+        <name lang="ar">دوائر مدمجة</name>
         <name lang="pl">Układy scalone</name>
         <name lang="cs">Integrované obvody</name>
     </names>
diff --git a/elements/semiconducteurs/connectors/qet_directory b/elements/semiconducteurs/connectors/qet_directory
index dca5323a0..ee08f57b0 100644
--- a/elements/semiconducteurs/connectors/qet_directory
+++ b/elements/semiconducteurs/connectors/qet_directory
@@ -3,7 +3,7 @@
         <name lang="de">Verbindungen</name>
         <name lang="en">Connectors</name>
         <name lang="fr">Connecteurs</name>
-		<name lang="ar">موصلات</name>
+        <name lang="ar">موصلات</name>
         <name lang="pl">Złącza</name>
         <name lang="cs">Spojky</name>
     </names>
diff --git a/elements/semiconducteurs/qet_directory b/elements/semiconducteurs/qet_directory
index 645cc518a..b823b5ecb 100644
--- a/elements/semiconducteurs/qet_directory
+++ b/elements/semiconducteurs/qet_directory
@@ -4,7 +4,7 @@
         <name lang="ru">Полупроводники</name>
         <name lang="en">Semiconductors</name>
         <name lang="fr">Semi-conducteurs</name>
-		<name lang="ar">أشباه النواقل</name>
+        <name lang="ar">أشباه النواقل</name>
         <name lang="es">Semiconductores</name>
         <name lang="cs">Polovodiče</name>
         <name lang="pt">Semi-conductores</name>
diff --git a/elements/semiconducteurs/rlc/monofilaires/qet_directory b/elements/semiconducteurs/rlc/monofilaires/qet_directory
index a3e1bbd36..2905022e9 100644
--- a/elements/semiconducteurs/rlc/monofilaires/qet_directory
+++ b/elements/semiconducteurs/rlc/monofilaires/qet_directory
@@ -4,7 +4,7 @@
         <name lang="ru">Однолинейные</name>
         <name lang="en">Single line</name>
         <name lang="fr">Monofilaires</name>
-		<name lang="ar">وحيدالخط</name>
+        <name lang="ar">وحيدالخط</name>
         <name lang="es">Monohilos</name>
         <name lang="cs">Jednoduché vedení</name>
         <name lang="pt">Monofilares</name>
diff --git a/elements/semiconducteurs/rlc/normaux/qet_directory b/elements/semiconducteurs/rlc/normaux/qet_directory
index 31a93c6fd..497127e0e 100644
--- a/elements/semiconducteurs/rlc/normaux/qet_directory
+++ b/elements/semiconducteurs/rlc/normaux/qet_directory
@@ -4,7 +4,7 @@
         <name lang="ru">Нормальные</name>
         <name lang="en">Normal</name>
         <name lang="fr">Normaux</name>
-		<name lang="ar">عادية</name>
+        <name lang="ar">عادية</name>
         <name lang="es">Normales</name>
         <name lang="cs">Obyčejné</name>
         <name lang="pt">Normais</name>
diff --git a/elements/semiconducteurs/rlc/parasites/qet_directory b/elements/semiconducteurs/rlc/parasites/qet_directory
index a381ac6ea..dfb7d2e4a 100644
--- a/elements/semiconducteurs/rlc/parasites/qet_directory
+++ b/elements/semiconducteurs/rlc/parasites/qet_directory
@@ -4,7 +4,7 @@
         <name lang="ru">Паразитные</name>
         <name lang="en">Disturbance </name>
         <name lang="fr">Parasites</name>
-		<name lang="ar">طُفيليّة</name>
+        <name lang="ar">طُفيليّة</name>
         <name lang="es">Parásites</name>
         <name lang="cs">Poruchy</name>
         <name lang="pt">Parasitas</name>
diff --git a/elements/semiconducteurs/rlc/qet_directory b/elements/semiconducteurs/rlc/qet_directory
index 260d18635..1e8976aff 100644
--- a/elements/semiconducteurs/rlc/qet_directory
+++ b/elements/semiconducteurs/rlc/qet_directory
@@ -4,7 +4,7 @@
         <name lang="ru">RLC</name>
         <name lang="en">RLC</name>
         <name lang="fr">RLC</name>
-		<name lang="ar">RLC</name>
+        <name lang="ar">RLC</name>
         <name lang="es">RLC</name>
         <name lang="cs">RLC</name>
         <name lang="pt">RLC</name>
diff --git a/elements/sources/multifilaire/qet_directory b/elements/sources/multifilaire/qet_directory
index d90cc8913..790c1a783 100644
--- a/elements/sources/multifilaire/qet_directory
+++ b/elements/sources/multifilaire/qet_directory
@@ -6,7 +6,7 @@
         <name lang="en">Multiline</name>
         <name lang="it">Multifilari</name>
         <name lang="fr">Multifilaire</name>
-		<name lang="ar">متعددة الأسلاك</name>
+        <name lang="ar">متعددة الأسلاك</name>
         <name lang="pl">Schemat wielokreskowyowy</name>
         <name lang="es">Multihilo</name>
         <name lang="cs">Několik vedení</name>
diff --git a/elements/sources/qet_directory b/elements/sources/qet_directory
index 62d2c952b..c2e53f34c 100644
--- a/elements/sources/qet_directory
+++ b/elements/sources/qet_directory
@@ -4,7 +4,7 @@
         <name lang="ru">Источники</name>
         <name lang="en">Sources</name>
         <name lang="fr">Sources</name>
-		<name lang="ar">مصادر</name>
+        <name lang="ar">مصادر</name>
         <name lang="es">Fuentes</name>
         <name lang="cs">Zdroje</name>
         <name lang="pt">Fontes</name>
diff --git a/elements/sources/tevenin_norton/qet_directory b/elements/sources/tevenin_norton/qet_directory
index d1138e380..bf3145943 100644
--- a/elements/sources/tevenin_norton/qet_directory
+++ b/elements/sources/tevenin_norton/qet_directory
@@ -4,7 +4,7 @@
         <name lang="ru">Идеальные генераторы</name>
         <name lang="en">Tevenin / Norton</name>
         <name lang="fr">Tevenin / Norton</name>
-		<name lang="ar">ثفنان / نورتان</name>
+        <name lang="ar">ثفنان / نورتان</name>
         <name lang="es">Tevenin / Norton</name>
         <name lang="cs">Ideální generátory (Tevenin/Norton)</name>
         <name lang="pt">Tevenin / Norton</name>
diff --git a/elements/variateurs_de_frequence/allen-bradley/qet_directory b/elements/variateurs_de_frequence/allen-bradley/qet_directory
index 980cf9be6..ef8856e5b 100644
--- a/elements/variateurs_de_frequence/allen-bradley/qet_directory
+++ b/elements/variateurs_de_frequence/allen-bradley/qet_directory
@@ -3,7 +3,7 @@
         <name lang="en">Allen bradley</name>
         <name lang="fr">Allen bradley</name>
         <name lang="pl">Allen bradley</name>
-		<name lang="ar">Allen bradley</name>
+        <name lang="ar">Allen bradley</name>
         <name lang="it">Allen bradley</name>
         <name lang="cs">Allen bradley</name>
     </names>
diff --git a/elements/variateurs_de_frequence/fujielectric/qet_directory b/elements/variateurs_de_frequence/fujielectric/qet_directory
index 5f6868916..ce6a0a53e 100644
--- a/elements/variateurs_de_frequence/fujielectric/qet_directory
+++ b/elements/variateurs_de_frequence/fujielectric/qet_directory
@@ -3,7 +3,7 @@
         <name lang="en">Fujielectric</name>
         <name lang="fr">Fujielectric</name>
         <name lang="pl">Fujielectric</name>
-		<name lang="ar">Fujielectric</name>
+        <name lang="ar">Fujielectric</name>
         <name lang="it">Fujielectric</name>
         <name lang="cs">Fujielectric</name>
     </names>
diff --git a/elements/variateurs_de_frequence/leroy_somer/qet_directory b/elements/variateurs_de_frequence/leroy_somer/qet_directory
index f0f965b41..cbd34a8d4 100644
--- a/elements/variateurs_de_frequence/leroy_somer/qet_directory
+++ b/elements/variateurs_de_frequence/leroy_somer/qet_directory
@@ -2,7 +2,7 @@
     <names>
         <name lang="en">Leroy somer</name>
         <name lang="fr">Leroy somer</name>
-		<name lang="ar">Leroy somer</name>
+        <name lang="ar">Leroy somer</name>
         <name lang="pl">Leroy somer</name>
         <name lang="it">Leroy somer</name>
         <name lang="cs">Leroy somer</name>
diff --git a/elements/variateurs_de_frequence/omron/qet_directory b/elements/variateurs_de_frequence/omron/qet_directory
index 56dc9d69e..66b968bb7 100644
--- a/elements/variateurs_de_frequence/omron/qet_directory
+++ b/elements/variateurs_de_frequence/omron/qet_directory
@@ -2,7 +2,7 @@
     <names>
         <name lang="en">Omron</name>
         <name lang="fr">Omron</name>
-		<name lang="ar">Omron</name>
+        <name lang="ar">Omron</name>
         <name lang="pl">Omron</name>
         <name lang="it">Omron</name>
         <name lang="cs">Omron</name>
diff --git a/elements/variateurs_de_frequence/qet_directory b/elements/variateurs_de_frequence/qet_directory
index f651a1323..06c9ccb06 100644
--- a/elements/variateurs_de_frequence/qet_directory
+++ b/elements/variateurs_de_frequence/qet_directory
@@ -3,7 +3,7 @@
         <name lang="ru">Преобразователи частоты</name>
         <name lang="en">Frequency drive</name>
         <name lang="fr">Variateurs de fréquence</name>
-		<name lang="ar">مُغيّرات تردّد</name>
+        <name lang="ar">مُغيّرات تردّد</name>
         <name lang="pl">Przemienniki częstotliwości</name>
         <name lang="it">Variatori di frequenza</name>
         <name lang="cs">Převodníky kmitočtu</name>
diff --git a/elements/variateurs_de_frequence/sew/qet_directory b/elements/variateurs_de_frequence/sew/qet_directory
index 66d77ae6c..2c106143f 100644
--- a/elements/variateurs_de_frequence/sew/qet_directory
+++ b/elements/variateurs_de_frequence/sew/qet_directory
@@ -2,7 +2,7 @@
     <names>
         <name lang="en">Sew</name>
         <name lang="fr">Sew</name>
-		<name lang="ar">Sew</name>
+        <name lang="ar">Sew</name>
         <name lang="pl">Sew</name>
         <name lang="it">Sew</name>
         <name lang="cs">Sew</name>
diff --git a/elements/variateurs_de_frequence/siemens/qet_directory b/elements/variateurs_de_frequence/siemens/qet_directory
index 3f705680b..815a1f2bb 100644
--- a/elements/variateurs_de_frequence/siemens/qet_directory
+++ b/elements/variateurs_de_frequence/siemens/qet_directory
@@ -3,7 +3,7 @@
         <name lang="en">Siemens</name>
         <name lang="fr">Siemens</name>
         <name lang="pl">Siemens</name>
-		<name lang="ar">Siemens</name>
+        <name lang="ar">Siemens</name>
         <name lang="it">Siemens</name>
         <name lang="cs">Siemens</name>
     </names>
diff --git a/elements/variateurs_de_frequence/telemecanique/qet_directory b/elements/variateurs_de_frequence/telemecanique/qet_directory
index 4d767ddd1..d0c0b2481 100644
--- a/elements/variateurs_de_frequence/telemecanique/qet_directory
+++ b/elements/variateurs_de_frequence/telemecanique/qet_directory
@@ -2,7 +2,7 @@
     <names>
         <name lang="en">Télémécanique</name>
         <name lang="fr">Télémécanique</name>
-		<name lang="ar">Télémécanique</name>
+        <name lang="ar">Télémécanique</name>
         <name lang="pl">Telemecanique</name>
         <name lang="it">Telemeccanica</name>
         <name lang="cs">Telemeccanica</name>