Reciprocating piston pump crankshaft by connecting rods connected with the original motivation. Prime mover can be motor, steam engine can also be used.
往复泵的活塞由连杆曲轴与原动机相连。原动机可用电机，亦可用蒸汽机。
2
The prime mover may be a steam-driven turbine, a hydraulic or water wheel, or an internal combustion engine.
原动力转换装置可以是一个由蒸汽驱动、液力驱动或水轮驱动的轮机，亦或是内燃机。
3
This paper put forward some measure as setting up steam gas combined circle in connection with fully gas in rendering enterprises. They are useful in reducing prime cost and raising efficiency.