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一种新型焊接工艺,在传统气体保护焊系统上外加一个钨极焊炬,产生一个旁路电弧,在控制基值电流的同时增加熔化电流。
A new type of welding process, with the addition of a tungsten torch to a conventional gas shielded welding system, creates a by-pass arc that increases the melting current while controlling the base current.