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.
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。
2
A method of calculating hydraulic and thermodynamic parameters such as flow, ratio of water in oil, pressure, temperature, specific heat for oil, gas, water pipe net is presented.
文中给出了油、气、水管网系统的水力、热力参数，包括流量、含水率、压力、温度、比热等的计算方法。
3
Can view the first round of brake oilpipe is, the adequacy of tire pressure.