Meantime, the pressure gradient region, which producing the non-linear seepage flow, was calculated.
并确定了产生非线性渗流的压力梯度区域。
The results showed that mobility and start-up pressure gradient are the main reasons of non-linear seepage flow effect.
结果表明流度与启动压力梯度是形成非线性渗流的主要因素。
This doctoral dissertation is pertaining to the research subject concerning the non-linear seepage mechanism in low permeability incompetent rock, which is supported by National Science Fund of China.
低渗透岩石非线性渗流机理及其数值计算方法的研究是当前渗流力学研究的一个前沿课题，对水利工程、石油工业、矿山开采、废料填埋等国民生产有着重要的意义。
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