When the CAM is chiefly transferred movement, the choice of radius of base circle firstly is considered the roller's continuous rolling.
当凸轮机构主要用于传递运动时，基圆半径的选择可使滚子做连续滚动为优先考虑条件。
2
Here indeed there is a River Cam, in the city have come a great circle arc to the northeast flow.
这里确有一条剑河，在市内兜了一个弧形大圈向东北流去。
3
According to the allowed pressure Angle, this paper determines the disk CAM with translating followers basic circle radius and eccentricity by using the analytic method.