solder造句

Fewer workers are needed to solder circuit boards.
焊接电路板需要的工人更少了。

Joints between reinforcement members can be made satisfactorily with tin solder.
锡焊能够满意地做成加筋构件之间的接头.

A number of metals and alloys, how ever , are difficult to silver - solder and require special procedures.
但是有许多金属和合金是难于银焊的,因此需要采用专门的工艺方法.

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