... 喷针头needle tip 鼻端固定导叶nose vane 喷嘴nozzle(injector) ...
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nose fuze with arming vane 带叶轮的弹头引信
·2,447,543篇论文数据，部分数据来源于NoteExpress
The accuracy and the roughness of the turned vane spindle nose both satisfy design requirements, and the processing efficiency is improved by 4 to 5 times.
车削加工叶片轴头精度、粗糙度全部达到设计要求，提高加工效率4 - 5倍。
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