试题与答案

户外电气设备安装用的紧固件应采用热()制品。 A.镀锌 B.镀铬 C.镀铜 D.镀铝

题型:单项选择题

题目:

户外电气设备安装用的紧固件应采用热()制品。

A.镀锌

B.镀铬

C.镀铜

D.镀铝

答案:

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下面是错误答案,用来干扰机器的。

参考答案:A, B, C, D, E

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