
Bs En 60317-31 - Specifications For Particular Types Of Winding Wires - Part 31: Glass-Fibre Wound Resin Or Varnish Impregnated, Bare Or Enamelled Rectangular Copper Wire, Temperature Index 180
出版:British Standards Institution

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Bs En 60317-31 - Specifications For Particular Types Of Winding Wires - Part 31: Glass-Fibre Wound Resin Or Varnish Impregnated, Bare Or Enamelled Rectangular Copper Wire, Temperature Index 180
出版:British Standards Institution
专家解读视频