渗流

These years, as the developing of low-permeability gas reservoirs, researches on low-permeability gas reservoirs percolation rule become more and more important.

近年来，随着低渗透气藏的不断开发，对低渗透气藏中流体渗流规律的研究越来越引起人们的重视。

In this paper, we are combining percolation theory of the statistical physics and stock market in mathematical finance to study convergence of the limited condition of the stock price.

本文把统计物理学中的渗流理论与金融数学中的股票市场结合起来研究股票价格的波动过程和收敛的极限状态。

How to develop these kinds of fields are very important things thatmust to be solved, and the percolation mechanism is the key of gas field development.

如何科学合理地开发这类气田是目前亟需解决的课题，而气田的渗流机理又是解决气田开发的关键。

In order to solve this model, perturbation method is employed and the solution is expanded into a series in powers of perturbation parameter.

利用小扰动方法处理了任意形状非均质油藏不稳定渗流问题，将解表达成关于扰动参数的无穷幂级数形式。

According to poisson distribution and percolation theory, we construct stock price model, and use characteristic function to prove the convergence of this model, we can get that the characteristic function of the constructed model converge on the characteristic function of the Black-Scholes function.

根据泊松分布和渗流理论构造了股票价格的随机模型，并利用特征函数的性质论证了该模型的收敛性，得出所构造的股票价格随机模型的特征函数收敛到某一个Black-Scholes公式的特征函数的结论。

The two phase stable flow in porous media was analyzed using potential theory.

通过引入势的理论研究了油气两相稳定渗流问题。

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。

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 paper deals with the function and the usage of the finite element program generator and discusses this system to be used in the seepage regularity research of the coal-bed methane.

介绍了有限元自动生成系统的功能和用法，探讨了该系统在煤层气渗流规律研究中的具体方法。

It is shown that the effect of seepage field is pronounced.

结果表明，渗流场的作用是明显的。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。