The flow regime, sediment deposition and the loss of head of two head tanks of the sewage pumping station with different dimensions are studied by using a hydraulic model test method.
采用水力模拟的方法对两个不同结构尺寸的污水泵站高位井的水流流态、泥沙淤积及水头损失等进行了模型试验。
The test method of pressure loss, flow loss and frictional force loss etc. of the hydraulic pumping units is presented, from which the mechanical efficiency and volumetric efficiency are obtained.
给出了测取液压抽油机系统压力损失、流量损失以及油缸的摩擦力损失等的方法，并由此求出系统的机械效率与容积效率。
The cleanness and loss rate of cleaning test with supply were determined, which can offer basis on looking for a suitable distribution of the air flow field for rape's cleaning.
测定了有脱出物清选试验的清洁率和损失率，为寻找适于油菜清选的气流场分布提供了依据。
The test indicates that compared with single-meter based traffic flow measurement system, the system reduces the packet loss ratio obviously and enhances the measurement veracity.
测试表明，与基于单采集器的被动网络流量测量系统相比，该系统明显减少了采集器端的丢包率，提高了系统测量的准确性。
A finite multi-well test model taking consideration of heat loss and with adjacent Wells as steam injectors has been established based on seepage flow characteristics of heavy oil.
根据稠油的渗流特征，建立了邻井为注汽井考虑热损失的稠油热采有限多井试井模型。
A finite multi-well test model taking consideration of heat loss and with adjacent Wells as steam injectors has been established based on seepage flow characteristics of heavy oil.
根据稠油的渗流特征，建立了邻井为注汽井考虑热损失的稠油热采有限多井试井模型。
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