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
double acting piston pump coupling 双作用活塞泵联轴器
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。
The working principle of a new kind of double-acting hand piston pump having two-step output pressure was introduced. The displacement and the output pressure calculating formulae were given.
介绍了一种新型手动双作用双级柱塞泵的工作原理，给出了其排量与输出压力的计算公式。
Mud pump Classification mud sub-single-effect and two types of double acting, single acting mud pump piston reciprocating in a cycle of action only to complete a suction drain.
泥浆泵分类泥浆泵分单作用及双作用两种型式﹐单作用式泥浆泵在活塞往复活动的一个循环中仅完成一次吸排水行动。
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