建立了螺旋锥齿轮研齿过程的动力学模型，求出了动态研磨力的大小。
The dynamic model of the lapping was setup, and the dynamic lapping force was calculated.
本实用新型研磨 面积大、研磨力大、气流畅通、产量大、成品粒度细、能耗低。
This utility model is characterized with large grinding area, large power for grinding, unblocked air flow, large production, finer particles of the finished products, and low energy consumption.
因为牙膏中含有研磨剂，去污力十分强。
Because of toothpaste containing abrasives, detergency is very strong.
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