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轴环的作用是（ ）
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轴环的作用是（ ）
A、加工轴时的定位面
B、提高轴的强度
C、使轴上零件获得轴向定位
D、以上都不对
时间：2021-09-01 20:47
关键词：
联大
河南理工大学
机械设计制造及其自动化
机械设计基础
答案解析
C
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