试题与答案

在钢轨上移动打磨时，仿型轮应该转动灵活，无卡阻，与钢轨的绝缘电阻值大于或等于（）MΩ

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题型：单项选择题

题目：

在钢轨上移动打磨时，仿型轮应该转动灵活，无卡阻，与钢轨的绝缘电阻值大于或等于（）MΩ。

A.0.1

B.0.3

C.0.5

D.1

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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