・この動画「

超声滚压，金属表面光整，实现金属表面硬化

」@bilibili.comと
　　↓↓↓一緒に視聴されています(Often Viewed With)：↓↓↓
・曲轴、R弧应力集中，有什么金属表面强化手段？超声滚压效果如何？
・粗糙度直降3级！超声强化实现金属表面纳米级改性，提升表面性能
・各种金属表面光洁度提高，一台超声波镜面加工设备完美解决，以车代磨
・如何预防金属疲劳？看超声滚压技术的关键突破
・这样的超声波金属表面精整加工设备，真正的提高使用寿命提升光洁度.

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