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قطاع الاتصالات الراديوية Arabic International Telecommunication Union, ITU Radiocommunication Sector Danish ITU-R German ITU-R English Sector de Radiocomunicaciones de la UIT Spanish بخش ارتباط رادیویی اتحادیه بینالمللی مخابرات FA Secteur des radiocommunications de l'UIT French ITU-R Italian 国際電気通信連合無線通信部門 Japanese ITU-R Dutch
