
Amendment 1 - Specification for vulcanized fibre for electrical purposes. Part 2: Methods of test (IEC 60667-2:1982/AMD1:1986)
出版:International Electrotechnical Committee

专家解读视频
Amendment 1 - Specification for vulcanized fibre for electrical purposes. Part 2: Methods of test (IEC 60667-2:1982/AMD1:1986)
出版:International Electrotechnical Committee
专家解读视频