The nitrogen gas precharged bladder inside the Pulse-Stop dampens the pressure pulsations created by the reciprocating action of the pumps.
氮气首先给气囊充气，以消除脉冲停止时的由往复式活塞泵产生的压力脉动。
A reciprocating piston, the inhalation and from a liquid, known as a working cycle; this pump known as the single-action pump.
活塞往复一次，各吸入和排出一次液体，称为一个工作循环；这种泵称为单动泵。
The hydraulic profile control and water shutoff pump is a hydraulic driven reciprocating pump with double cylinders and single action.
液压调剖堵水泵是一种液压驱动的双缸单作用往复泵。
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