试题与答案

冲模安装前，应检查顶杆直径和长度是否适应压力机上的（）。 A.气缸 B.工作台 C.

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题型：单项选择题

题目：

冲模安装前，应检查顶杆直径和长度是否适应压力机上的（）。

A.气缸

B.工作台

C.液压系统

D.顶料机构

答案：

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下面是错误答案，用来干扰机器的。

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