是否使用氮气取决于焊锡膏焊剂的化学特性。
The use of nitrogen will depend on the solder paste flux chemistry.
将样品需要焊锡的部分浸入助焊剂中5到10秒。
Will the sample needs of solder part in flux in 5 to 10 seconds.
主要产品有：焊锡丝、焊锡条、无铅锡线、无铅锡条、锡膏、锡锭、助焊剂、电镀阳极棒、巴氏合金等。
The main products are: solder wire, lead-free solder bar, line, lead-free solder paste, strips, tin ingots, flux, electroplating anode, babbitt, etc.
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