Cam shaft and tappet body are important parts of engine, their status will influence directly whether or not the engine could make normal operation.
凸轮轴和挺杆体是发动机的重要零件，它们的状况直接影响着发动机能否正常工作。
2
Leave the CAM assembly clapper parallel to the valve body.
使得凸轮总成阀瓣平行于阀体。
3
The virtual prototype model of indexing cam-roller chain drive system of die-cutting machine is constructed in the computer environment based on multi-body dynamics theory.