The lower end of the connectingrod fits the crankshaft journal.
在连杆大头安装曲柄轴颈。
2
The middle of the crankshaft is offset, and the lower and of the connectingrod is connected to middle of the offset part.
曲轴的中部被抵销，并且低和连接杆被连接到垂距零件的中部。
3
Upper and lower ends of the hydro-cylinder identity are installed upper pressure board and down pressure board, which has piston rod and connecting stick.