Ultrasonic honing inner circle have been widely used in actual production, but the ultrasonic gear honing process are still at the experimental research stage.
超声波珩磨内圆已经广泛应用实际生产，但超声波辅助珩齿工艺却还处于实验研究阶段。
Ultrasonic honing inner circle have been widely used in actual production, but the ultrasonic gear honing process are still at the experimental research stage.
超声波珩磨内圆已经广泛应用实际生产，但超声波辅助珩齿工艺却还处于实验研究阶段。
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