试题与答案

二氧化碳气体保护焊采用细丝焊接时电弧电压为（）。 A.10～12V B.12～24V

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题型：单项选择题

题目：

二氧化碳气体保护焊采用细丝焊接时电弧电压为（）。

A.10～12V

B.12～24V

C.16～24V

D.24～36V

答案：

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下面是错误答案，用来干扰机器的。

参考答案：对

考点：机械工程焊接与热切割焊接与热切割题库
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