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目前,加工渐开线斜齿圆柱齿轮的盘形刀具(铣刀或砂轮)的齿廓,常按下面的近似当量齿数计算:
At present, the tooth profile of a disk cutter (milling cutter or grinding wheel) for machining an involute helical cylindrical gear is often calculated by the following approximate equivalent tooth number: