“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	information system engineering audit information system facilities operation and maintenance information system for long term preservation of electronic records information system governance boundary information system governance concept information system governance decision mode information system governance discipline information system governance framework information system governance goals information system governance maturity model information system governance mechanism information system governance method information system governance mode information system governance primary process information system governance standard information system governance structure information system hardware operation and maintenance information system integration information system maintenance information system management information system network operation and maintenance information system of Chinese seaweeds cultivation information system of engineering survey information system of fishery disaster monitoring Information System of Freshwater Aquaculture Breeding

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