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本文介绍功率超声珩磨这一新技术应用于发动机缸套的珩磨加工中，分析了功率超声珩磨的特点，装置，工作原理，切削机理及应用范围和发展前景。
In this paper, the new technology of power ultrasonic honing is applied to the honing process of engine cylinder liner. The characteristics, device, working principle, cutting mechanism, application range and development prospect of power ultrasonic honing are analyzed.