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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The firm said it opted not to sound the alarm at every junction as it would have proved counterproductive, but said that it planned to add to the initial 100 locations in London as well as expanding to other cities.

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My head turned toward the sound, and I felt my brother grow tense beside me, each of us knowing firsthand the junction it had passed through, only him knowing firsthand the one where it was heading.

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