double acting piston pump 双作用活塞泵 ; 双效用活塞泵 ; 双作用式活塞泵 ; 双程活塞泵
single acting piston pump 单作用式活塞泵
double acting piston pump coupling 双作用活塞泵联轴器
single-acting piston pump 单作用式活塞泵
TBW-850 mine mud pump is a horizontal double cylinder double acting piston pump.
TBW - 850煤矿用泥浆泵为卧式双缸双作用活塞泵。
Hydraulic dive drilling pump adopts variable hydraulic pump and dynamic cylinder as its power end and its fluid end is identical with the triplex single acting piston pump.
液压驱动的钻井泵采用变量液压泵和动力油缸组成液压钻井泵的动力端；液力端和现在使用的三缸单作用活塞式钻井泵相同。
Aiming at how to reduce the pump noises, a new type of double acting piston radial pump with lower noises is designed here.
就针对如何降低泵的噪声问题，本人设计出了一种新型的低噪声双作用径向柱塞泵。
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