rotation center

• 转动中心

rotation center的用法和样例：

例句

1. It is defined as the perpendicular distance between the follower's axis of motion and the center of the cam.
   从凸轮的转动中心到直动推杆的导路之间的垂直距离。
2. But some caution is needed in choosing the center of rotation to be employed in evaluating the torques and calculating the motion.
   但是，在选择用来求力矩和计算运动的转动中心时，需要注意几个问题。