cam stroke
凸轮动程
例句与用法：
Miss Cam is qualified for joining the club.
兰蒙小姐有资格参加俱乐部。
A projecting cam, as on a rotating shaft, that activates another machine part.
凸轮如转轴上突出的挺杆，使另一个机器零件活动
The movements of trade cam be graphed out, enabling the firm to plan their future markets and advertising.
贸易情况能用图表表示出来，以便该公司能规划未来的市场和广告。
A rod moved by a cam to operate the valves in an internal-combustion engine.
阀门挺杆通过凸轮转动的杆，用来操纵内燃机的阀门