发布时间:2025-01-31 23:31:56
胀好杯形口,母材插入深度,充氮,调整中性焰,加热,接近暗红色时,上磷铜焊条,将焊料熔化后流进缝隙,充满后,离火,降温后,停氮,OK,要多练习。祝你好运!
朋友们框架房已建好基础没有做避雷焊接有什么补救措施懂的朋友请常细讲解认候佳音谢了
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