“超声振动制孔”的概念、定义、翻译、参考文献-科学参考

单词	超声振动制孔
释义	超声振动制孔 Encyclopedia 工学超声辅助切削释 ultrasonic vibration drilling超声振动制孔在正常制孔过程中，给制孔刀具施加一定形式的超声频振动的制孔工艺。
随便看	second polar body second power second power point second principal line second principal plane second problem of cousin second prolongation second quadrant second quantization second quantization method second quantization representation Second Repbulic of Venezuela Second Republic of Spain Second Revolution second ring isomorphism theorem Second Saudi State second separation axiom second separation principle second shut in second sound second space Second Spring of Mr.Muo second-stage propulsion system for ejection seat second stage unit second Steiner circle

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