pitch angle

• 螺旋角,螺旋上升角,节面角

pitch 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。