adj.无铅的;
例句:
1、
Nitrogen protection can improves wettability of lead-free solder and solder joint quality.
氮气保护可以改善无铅钎料的润湿性,提高焊点质量.
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2、
He also the author of book chapters for several lead-free soldering books.
同时,他还编写了一系列关于无铅焊接书籍的章节.
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3、
Soldering materials are our major products, especially in Lead Free Soldering Materials.
焊锡物料是我们的主要产品, 特别是无铅焊锡物料.
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