文中借助于形象思维把齿轮的啮合几何化，提出了一种研究按滚切法工作的切齿刀具的方法，从节曲面到齿曲面的射影变换。
In this paper we propose a method of projective transformation from pitch surface to cutter surface for studying face mill cutters.
通过调整这两个系杆结束，转向节杆结束，确保有一个中立的转向几何曲面，和甚至脚趾端。
By adjusting both tie rod-ends and steering knuckle rod-ends, insure steering geometry has a neutral camber, and even toe-end.
本文应用共轭曲面理论，导出了球笼式万向节形壳内滚道磨削加工的计算公式并编制了相应计算程序。
In this paper, all the calculation formulae and the program for the grinding of Gothic arc type ball tr…
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