Finally, with the Archimedes helix and circular arc, we can construct a cam, so the control of the cam with a polygon comes true. This is useful to construct and control cam.

 
  • 最后,利用阿基米德螺线段和圆弧来构造凸轮,实现了凸轮的多边形控制,对构造和控制凸轮有一定的价值。
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