把活塞杆移开。
Replace piston rod and add flow passage on piston rod.
更换活塞杆，在活塞杆上增设流道。
The orientation of the lip and the direction of the piston rod are same.
所述唇边的朝向与活塞杆的方向相同。
Avoid put hands or head into the feed port when the piston rod is running.
活塞杆运行时严禁向送料口伸入头手或送料。
Piston rod is an important part of engineer within car, tractor and motorcycle.
连杆是汽车、拖拉机、摩托车中的一个重要零件。
The connecting rod little end is connected to the piston pin.
连杆小头连接着活塞销。
The connecting rod little end is connected to the piston pin.
连杆小头连接着活塞销。
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