试题与答案

阀门的阀芯、阀座研磨工艺有粗磨、中磨、（） A.精磨、细磨 B.细磨、精磨 C.快磨

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题型：单项选择题

题目：

阀门的阀芯、阀座研磨工艺有粗磨、中磨、（）

A.精磨、细磨

B.细磨、精磨

C.快磨、慢磨

D.慢磨、快磨

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：汽轮机检修汽轮机本体检修工(高级)汽轮机本体检修工(高级)题库
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