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BG2ISM:通信行业干线路的都会 (2015-04-09 21:42)
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BG2QAX:在野外,想把两根线焊接到一起:首先,把两根线头除锈绞合好,在绞合部位涂上助焊剂。把细焊锡丝缠到绞合部位上,用烟盒的锡纸,锡纸部分朝内把绞合部位包起来。使用打火机持续加热锡纸 .. (2015-04-10 19:08)