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
搜题请搜索小程序“爱下问搜题”
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。( )
参考答案：错
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