Report copyright - ت ﻣ ﺎﻫشور و دوﺪﺣ و ﻲ ﻲﻳﻮﻳدار ﺘ ﻏاshaghool.ir/Files/telecommunications-4146.pdf2-2-1 IEC 60050(161):1990, International Electrotechnical Vocabulary
Please pass captcha verification before submit form
Please pass captcha verification before submit form