normal rake angle

• 法向前角

normal rake angle的用法和样例：

例句

1. It is found from the stability graphs that the milling stability improves with the increase of the helix angle and the normal rake angle.
   通过对不同参数下稳定性图的研究，发现随着螺旋角和法向前角的增加，铣削的稳定性逐渐增加。