在含水率较高的大排量浅井中，流体的惯性效应使设备负荷增加，并降低了泵效。
Fluid inertia effects increase equipment loading and reduce efficiency in high rate shallow Wells with high water production.
并以一台较大排量的轴向柱塞泵为被试泵，建立了流量脉动测试系统，实现了多种压力下被试泵流量脉动的测试。
An axial piston pump with large displacement has been used as the pump under test, a measurement system has been put forward and flow ripples at different pressures have been determined.
提出了一种以一对共轭轮为工作元件的新型大排量液体泵。
A kind of novel large liquid discharge pump that takes a pair of conjugate wheel as the working component has been put forward.
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