地下水位是地层岩石裂缝和孔隙充满水的边界。
The water table is the underground boundary below which all the cracks and pores are filled with water.
第三，为了计算孔隙模型的微观波及效率，本文给出了驱替液波及边界的定义，并采用速度法确定其在流场中的位置。
Third, in order to calculate microscopic sweep efficiency in pore models, we define sweep boundary of displacement fluid, and determine it by velocity method.
与常规陆上荷载不同，波压力不仅是外加的循环表面力，而且是海床表面的超静孔隙水压力边界条件。
Different from cyclic loading acted on onshore foundation, the wave pressure plays double roles as: the surface loading imposed on the mudline and the boundary condition of excess pore pressure.
计算模型考虑了土体非线性、孔隙水压力的变化以及模型边界条件的处理等。
Soil nonlinearity, pore water pressure build-up process and boundary condition of the model are taken into account in the calculation model.
模型引入了移动边界以说明当溶质在粘土孔隙水中的浓度达到某一较高值后，阻滞因子将发生显著变化。
The moving boundary is introduced to indicate the notable change in the clay retardation factor with the increase of solute concentration.
对整体平衡方程关于空间坐标积分，根据边界条件可确定总应力，并进而求得孔隙压力。
By integrating the dynamic equilibrium equation of porous media and using the boundary condition, total stress and fluid pressure are determined in turn.
压降测试基本测出了古潜山油藏双重孔隙特征，在压恢测试过程中测得了水边界和断层边界。
The draw-down test basically found out the double porosity feature of palaeozoic burried hill reservoir, during pressure build-up test, water boundary and fault boundary were revealed .
此解析解考虑了任意初始的孔隙水压力分布和流量边界条件。
Arbitrary initial pore-water pressure distributions and flux boundary conditions are considered in the analytical solution.
著重用孔隙结构特徵来解释它们的物性特徵，对前人关于水膜及边界层性质异常等观点提出了质疑。
The pore structure is emphasized to interpret its characteristic and doubt the previous view of abnormal water film and boundary property.
基于砂岩中流体渗流的细观实验 ，引入随机理论描述了渗流边界的演化过程 ，研究了孔隙介质细观结构对渗流行为的影响 ，揭示了渗流边界出现复杂形貌的机理。
Based on the meso-experiment of water flow in sandstone, the stochastic theory is introduced to investigate the evolution process of seepage boundary in this paper.
基于砂岩中流体渗流的细观实验 ，引入随机理论描述了渗流边界的演化过程 ，研究了孔隙介质细观结构对渗流行为的影响 ，揭示了渗流边界出现复杂形貌的机理。
Based on the meso-experiment of water flow in sandstone, the stochastic theory is introduced to investigate the evolution process of seepage boundary in this paper.
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