Flexible set cycloid gear pump rotor pump vane pump with the advantages of a similar volume than pump more than 10% efficiency.
柔性摆线转子泵集齿轮泵与叶片泵优点于一身比同类容积泵的效率提高10%以上。
Variable volume piston pump. Swash plate design allows for high efficiency and low noise.
该产品为可变容量柱塞泵。斜板的设计，高效率，低噪音。
Simple in structure, small in volume, light in weight, little in energy loss, screw pump oil system could decrease oil cost, improve efficiency, and be of widely prospect.
螺杆泵采油系统结构简单、体积小、重量轻、耗能小，使用螺杆泵采油可降低采油成本，提高采油效益，具有广泛的发展前景。
Some formulae for volume flow and efficiency of the pump are derived.
推导了此类无阀压电泵的流量计算公式及效率公式。
It has little volume, high efficiency, power saving, operating liability compared with former FY series corrosive vertical submerged pump.
与原FY型耐腐蚀液下泵相比，具有体积小、效率高、节能效果好，运行可靠等优点。
Also the manufacturing precision of water hydraulic gear pump, especially gear surface and side flank, is required in order to improve its volume efficiency.
需要进一步提高水压齿轮泵加工精度，特别是侧板以及齿轮端面的平面度、表面粗糙度以提高水压齿轮泵的性能。
Also the manufacturing precision of water hydraulic gear pump, especially gear surface and side flank, is required in order to improve its volume efficiency.
需要进一步提高水压齿轮泵加工精度，特别是侧板以及齿轮端面的平面度、表面粗糙度以提高水压齿轮泵的性能。
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