The inner water pressure is applied to the lining block and surrounding rock as physical force, and the coupled analysis model of seepage field and stress field is formed.
将内水压力以体力的形式作用于隧洞衬砌和围岩，建立了高压隧洞内水外渗渗流场与应力场的耦合数值分析的计算模型。
Based on computation and analysis of seepage field, pore water pressure of inter-slice is defined in the effective stress method.
有效应力分析方法中依据渗流场的计算分析得到条间孔隙水压力。
Through an analysis on both seepage and pressure distribution of gas formation, we found that the pressure loss is mainly in near-wellbore area.
通过对气层渗流特征和压力分布特征进行分析，认识到气层压力的损耗绝大部分在近井区域。
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