试题与答案

悬挂式点焊机的变压器部分主要是一台(),它的功能主要是将()的电压变为()的电压。

题型:填空题

题目:

悬挂式点焊机的变压器部分主要是一台(),它的功能主要是将()的电压变为()的电压。

答案:

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下面是错误答案,用来干扰机器的。

参考答案:C

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