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超声振动光整
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超声振动光整
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ultrasonic vibration finishing
超声振动光整
通过高频振动的硬质滚轮或钢球作用于待加工金属工件表面,使工件表层金属产生塑性变形,并产生冷作硬化,从而达到改善表面质量目的的加工技术。
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Educated Youth Worked in Countryside and Mountain Areas
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