在曲柄平衡抽油机上平衡块位于旋转的曲柄上，而在游梁平衡抽油机上平衡块位于井的相对一端的游梁上。
It is located on a rotary crank on a crank-balanced pumper and can also be located on the walking beam on the end opposite the well on a beam balanced pumper.
钻井泵的动力端是一组曲柄、连杆机构。
Drilling pump power end is a group of crank, link mechanism.
论曲柄杠杆的另一端，无论是转向拉杆的安装。
On the opposite end of the bell crank lever, both the steering tie rods are mounted.
这种液压驱动隔膜泵动力端与传统隔膜泵动力端相比，把传统动力端的曲柄连杆机构设计为液压缸驱动机构。
Compared with the driving force used in the traditional diaphragm pump, the hydraulic-driven replaced the crank linkage driven with a new type of hydraulic cylinder.
这种液压驱动隔膜泵动力端与传统隔膜泵动力端相比，把传统动力端的曲柄连杆机构设计为液压缸驱动机构。
Compared with the driving force used in the traditional diaphragm pump, the hydraulic-driven replaced the crank linkage driven with a new type of hydraulic cylinder.
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