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chensong1688:以前我也遇到过,也是日东3JS的机器,锡渣产生在波峰马达那块,锡渣不像锡渣,白白的像豆腐渣一样,就好像温度不够锡没融化一样,刚开始怀疑发热管烧坏,拆开检查没坏,请知道的高人指点 (2014-03-18 14:18)
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