In addition, lower pump in the empty noise.
另外，还降低了泵在空载时的噪声。
Stop the pump to check if there is any abnormity noise or vibration during operation.
在运转中，如发现有异常声响和振动时，应立即停车。
The conclusions are helpful to the noise control of piston pump.
研究结果有助于柱塞泵的振动噪声控制。
The present problems of YB_1-100 vane pump are high noise, large pressure pulse and poor stability.
YB_1—100叶片泵存在噪声高，压力脉动大，性能稳定性差的问题。
Straight conjugate internal gear pump is a new kind of hydraulic component with low noise.
直齿共轭内啮合齿轮泵是一种新型低噪声液压元件。
The cover of the pump guarantees a minimum noise level during operation.
泵盖保证运转时噪音处于最低水平。
Abnormal noise in the pump. Pump could not suction water.
水泵内部声音反常，水泵吸不上水。
It adopts gear oil pump set, oil supply stable and has low noise.
采用齿轮油泵组，供油稳定、澡音低。
Imported high temperature pump with high pressure, low noise and outstanding stability.
采用进口高温型泵浦，压力高，噪音低，稳定性好。
Vertical three-screw pump smooth operation, low noise.
立式三螺杆泵运行平稳，噪音低。
A single heat pump unit or more of the noise control.
单台或多台热泵机组的噪声治理。
A single heat pump unit or more of the noise control.
单台或多台热泵机组的噪声治理。
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