
Amendment 2 - Specifications for particular types of winding wires Part 12: Polyvinyl acetal enamelled round copper wire, class 120
出版:International Electrotechnical Committee

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Amendment 2 - Specifications for particular types of winding wires Part 12: Polyvinyl acetal enamelled round copper wire, class 120
出版:International Electrotechnical Committee
专家解读视频