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开环步进伺服系统的最小进给量是( )。
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开环步进伺服系统的最小进给量是( )。
A、1mm
B、1°
C、1脉冲当量
D、1mm
时间:2021-09-01 23:53
关键词:
青书学堂
大连工业大学
数控技术
答案解析
C
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