The thrust is greatly affected by the feed speed while the torque is obviously affected by drill geometries.

进给速度对轴向力的影响较大，而钻头几何形状对扭矩的影响较大。

youdao

The thrust is greatly affected by the feed speed while the torque is obviously affected by drill geometries.

进给速度对轴向力的影响较大，而钻头几何形状对扭矩的影响较大。

youdao