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。
The thrust is greatly affected by the feed speed while the torque is obviously affected by drill geometries.
通过对钻头几何形状的测量实例，重点介绍了该测量仪实现三维测量的原理及特点。
Taking the measurement of drill's geometry as an example, the principle and characteristics of this laser measuring instrument used for 3d measurement are introduced emphatically.
例如钻头的几何形状及尺寸精度是以精密投影机检验。
A projector is applied to inspect the drill geometry and dimensional accuracy.
结果表明：可以通过改变钻头横截面轮廓来得到不同的刀具几何形状，适用于不同的加工条件。
Result shows that different cutting edge can be got by changing DCSP according to different cutting condition.
结果表明：可以通过改变钻头横截面轮廓来得到不同的刀具几何形状，适用于不同的加工条件。
Result shows that different cutting edge can be got by changing DCSP according to different cutting condition.
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