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描述: 在铜插片与PCB板接触位置上面有此现象
图片: 铜插片气泡现象.jpg
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qk3912:可能電鍍出了問題 (2017-12-07 11:48)
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ly35754967:温度没控制好吧。 (2017-12-22 16:42)
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