1·Of course, the fundamental solution to the problem or to improve the tappet of the material and size accuracy.
当然，根本上解决问题还是要提高挺杆的材质和尺寸精确度。
2·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。
3·Phosphating is usually applied to the cam and tappet of engine for the inhibition of early scratch.
为了解决发动机凸轮、挺杆早期擦伤，常对其进行磷化处理。
4·The reason of the formation of gas porosities and cracks on the head face of valve tappet has been studied.
本文分析了气门挺杆端面气孔、裂纹形成原因。
5·The factory is Tappet car engine and hydraulic piston pin the specialized production enterprises.
本厂是汽车发动机液压挺杆和活塞销的专业化生产企业。