利用微观尺度管流模型，结合普通稠油流变特征，提出了在考虑稠油流变性条件下微观启动压力梯度计算方法。
The calculation method of microcosmic starting pressure gradient is put forward based on the model of pipe flowing and rheological behaviour of conventional heavy oil.
建立供水管网试验模型的目的是便于研究真实城市供水管网中管流的水力特性和水质情况。
The objective of developing an experimental model of the water distribution network is to study the hydraulic properties and water quality of the actual network.
考虑内部流体压力因素的影响，研究了具有非线性运动约束输流曲管的混沌运动及其抑制模型。
Taking into account the effect of internal fluid pressure, the chaotic vibration and suppression of a fluid-conveying curved pipe subjected to motion-limiting constraint were investigated.
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