“ultrasonic vibration extrusion strengthening”的概念、定义、翻译、参考文献-科学参考

单词	ultrasonic vibration extrusion strengthening
释义	ultrasonic vibration extrusion strengthening Encyclopedia 工学超声辅助切削释 ultrasonic vibration extrusion strengthening超声振动挤压强化工具头在预压力和高频纵向冲击力的作用下撞击工件表面，使工件表面的微观峰谷被压平，同时表层金属产生塑性变形强化，形成压应力，进而提高零件表面抗疲劳强度的加工方法。
随便看	overcoating overcommutation overcompensation overcomplete system overcompression overconsolidated soil overconsolidation ratio overconstrained mechanism overcontact binary overcontrol overconvergence overconvergence theorem overconvergent sequence overcooling overcooling problem overcorrection overcrossing overcrossing point over cure overcurrent over current protection overcurrent protection for distribution network over current protective device overcutting overdamped

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