
Bs En 60317-4 - Specifications For Particular Types Of Winding Wires - Part 4: Solderable Polyurethane Enamelled Round Copper Wire, Class 130
出版:British Standards Institution

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Bs En 60317-4 - Specifications For Particular Types Of Winding Wires - Part 4: Solderable Polyurethane Enamelled Round Copper Wire, Class 130
出版:British Standards Institution
專家解讀視頻