Different from the traditional active metal brazing, RAB uses a liquid-phase oxide-metal melt at high temperature and the process does not require a vacuum or inert atmosphere.
与传统的活性金属钎焊不同，它采用的是一种高温下形成液相的氧化物-金属钎料，并且钎焊过程不需要真空或惰性气氛保护。
The part of a metal that is not melted during cutting, brazing, or welding, but whose microstructure and physical properties are altered by these processes.
在经过切割、铜焊、焊接后，金属中没有熔融的部分，但其微观结构和物理特性已被改变。
They are believed to be the compounds of gas and metal ions at brazing with F-from Teflon that is decomposed by radiation.
它们是辐射环境中的聚四氟乙烯降解释放的氟离子与焊缝处气体离子和金属离子反应的化合物。
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