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The results showed that the co-operation of permeability and startup pressure gradient resulted in the non-linear seepage flow.

结果表明，在非线性渗流过程中储层渗透率与启动压力梯度均为变量，二者是产生非线性渗流的主要因素。

Research on characters of non-Darcy flow and starting pressure gradient of low permeability reservoir were foundation of reservoir production.

低渗透储层渗流具有非达西特征和启动压力梯度，是研究低渗透储层开发过程中问题的基础。

Based on Island rule and large-scale pressure gradient, the variation mechanism of ITF is analyzed.

利用绕岛环流理论和大尺度压力梯度的观点与ITF的变化相联系，对ITF不同时间尺度上的主导机制进行研究。

In the case of cell pressure, the gradient vector and components are derived using C DP instead of C P G.

而对于单元格压力，它的矢量梯度和相应的分量是使用C_DP 得到的而不是C_P_G。

The pressure gradient,as one of the most important parameters affecting design and operation of gas-lift well s,is the foundation of gas-lift well design.

压力梯度是气举井设计的基本依据，是影响气举井设计和运行的重要参数。

There exit complicated non-linear characteristics between gas flow velocity and pressure gradient in lots of discovered natural gas reservoirs.

在国内外已发现的大量气藏中，气体渗流速度与压力梯度之间存在复杂的非线性特征。

The coal and gas outburst conditions are mainly determined by gas pressure gradient and coal shear stress.

煤与瓦斯突出的条件是由煤基多孔介质中瓦斯压力梯度的大小和煤体固体骨架的抗剪强度大小所决定。

Taking water as an example, the pressure gradient was numerically calculated by finite difference method.

采用有限差分法对水在内管做行星运动的环空中流动的压力梯度进行了数值计算。

The factors are pressure gradient, the rate of seepage flow and the coefficient of dynamic sticking.

第五章对利用人工地震增加采油量的机理进行了探讨。

The effects of rotation on boundary layers are investigated, showing that the normal pressure gradient should not been omitted in some conditions.

在传统的Box法的基础上发展了一套完整的求解三维旋转边界层的方法和程序。

Finally, according to market conditions and market products this article paper analyzes the trends in the development of camera technology, and designs a color night vision camera.

最后根据市场情况和市面上产品的情况分析了摄像机技术的发展趋势，并设计了一款彩色夜视摄像机。

Only person height weeds and the fierce looks stone idles were there.

只有半人深的荒草和龇牙咧嘴的神像。