吸水管阻力太大，吸水管管径太小。
The resistance of suction pump is too large. The diameter of suction is too large.
打开油管管路和水管管路上有关的阀门。
Open the relevant valves on the oil pipe line and the water pipe line.
关闭相关的油管管路和水管管路上的阀门。
Close the relevant valves on the oil pipe line and the water pipe line.
软式透水管管体结构合理，过滤性能强，排水效果明显，施工方便，能满足设计需要。
The structure of flexible pervious pipe is rational, with strong filterability and obvious drainage effect. It is convenient for construction, and can meet design requirements.
我希望，他们将在部署与电缆和遥控操作车辆，而不是那些泵，打破了隔水管管道非常小心。
I would hope that they would be very careful in deploying those with cables and remote operating vehicles, not to pump and break off the riser pipe.
对模型求解中涉及到的并联输水管管径的选定和流量分配问题作了探讨，推导了连接管设置间距计算式。
It also discussed the diameter selection and flow distribution of the parallel conduits concerned in solving the model, and derived a formula for the distance between link pipes.
主要论述了一次水加压直供空调水系统的形式、工作原理及工况分析；通过控制膜流状态确定溢流回水管管径；
The forms of primary flow pressurized direct connection of air conditioning system, operational principle and condition analysis are discussed.
测定了压电泵的进出口布置方式、进出水管管径、密封圈布置方式、腔体高度对压电泵流量最佳频率的影响规律。
The influences of the arrangement and diameters of inlet and outlet, the Oring layout, and the chamber height on the optimal for flow rate working frequency were studied experimentally.
测定了压电泵的进出口布置方式、进出水管管径、密封圈布置方式、腔体高度对压电泵流量最佳频率的影响规律。
The influences of the arrangement and diameters of inlet and outlet, the Oring layout, and the chamber height on the optimal for flow rate working frequency were studied experimentally.
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