... rotary fault 捩转断层 rotary feed control 旋转钻井设备 rotary fishing jar 旋转打捞震击器 ...
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The multi-location horizontal numerical control driller is designed. The machine tool is rotary collocated and processing technic scheme adopts step by step feed.
设计了一种数控卧式多工位深小孔钻床。机床采用卧式回转布置方案和分级进给加工工艺方法；
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