问题
判断题
钨极氩弧焊时,高频振荡器的作用是引弧和稳弧,因此在焊接过程中始终工作。( )
答案
参考答案:错
钨极氩弧焊时,高频振荡器的作用是引弧和稳弧,因此在焊接过程中始终工作。( )
参考答案:错
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