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.
结果表明，钛合金活性焊剂对焊接接头的宏观组织形貌有明显影响，但对焊接接头的化学组成没有影响。
The results showed that the activating flux has a visible influence on the crystal structure of welds, but has no relationship with the composition of the welds.
结果表明，钛合金活性焊剂对焊接接头的宏观组织形貌有明显影响，但对焊接接头的化学组成没有影响。
The results showed that the activating flux has a visible influence on the crystal structure of welds, but has no relationship with the composition of the welds.
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