OS GSO IEC 60050-300-312:2007 International Electrotechnical Vocabulary-Electrical and Electronic Measurements and Measuring Instruments –part 312:General Terms Relating to Electrical Measurements
1970OS GSO IEC 60050-300-312:2007 International Electrotechnical Vocabulary-Electrical and Electronic Measurements and Measuring Instruments –part 312:General Terms Relating to Electrical Measurements