The similar parts had been found through the comparing of the characteristic of each factors in the steady well flow.
从渗流的特点出发，对稳定井流与非稳定井流似稳定阶段中各要素的特征进行了对比，找出相似之处。
The results indicate that infinite-conductivity horizontal well transient pressure is influenced by variable flux, but it doesn't appear early well-bore radial flow characteristic.
计算表明，无限导流水平井压力动态早期受流率分布变化影响，并不出现井筒径向流特征。
By using the combined implicit characteristic line method, the calculation of the transient surge pressure in the flow conduit of a drilling well has been resolved in this paper.
本文用混合隐式特征线法求解了井内流道中的瞬态波动压力问题，给出了弹性管和可压缩流体在井内各流道组合的压力波波动方程和定解条件。
Analysis results of external characteristic show that the simulation results of turbulent flow agree well with the theoretical value.
分析外特性结果表明，湍流场数值模拟结果与理论值吻合较好。
Analysis results of external characteristic show that the simulation results of turbulent flow agree well with the theoretical value.
分析外特性结果表明，湍流场数值模拟结果与理论值吻合较好。
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