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標準下載>IEC 60317-0-4-2020 特種繞組線規(guī)范--第0-4部分:一般要求--玻璃絲繞包浸樹脂或浸清漆裸扁銅線或漆包扁銅線 Specifications for particular types of winding wires – Part 0-4: General requirements – Glass-fibre wound, resin or varnish impregnated, bare or enamelled rectangular copper wire免費下載