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If the produced junction is sound electrically and mechanically, the type of weld or impurities in the junctions itself have no effect on the accuracy and certainly no improvement in accuracy.
如果所产生的焊点(接头)在电力和机械方面都比较可靠，接头的焊接类型或接头内部的杂质丝毫不会降低焊接精度，当然也不会提高焊接精度。
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