Fill oil into the oil tank, when the hydraulic pump is full of oil fluid, manually turn the coupling, till there is no bubble in the oil outlet.

向油箱灌油，当油液充满液压泵后，用手转动联轴节，直至泵的出油口出油并不见气泡时为止。

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The hydraulic calculation method for fluid delivery pipeline system of centrifugal pump and the method of determining the pump installation height are introduced.

简述离心泵和管路的特性，介绍离心泵流体输送管路系统的水力计算方法，以及如何确定泵的安装高度。

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It was shown by calculation results that the flow ripple and fluid noise of hydraulic pump increased seriously when the bulk modulus descended.

结果表明，随着油液体积弹性模量的下降，泵的流量脉动及流体噪声均增大。

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E-Steer which eliminates the need for the traditional power-steering system's hydraulic pump, hoses, fluid and belts.

ECONOMIST: MONITOR