By nonlinear regression analysis the change law is found that with the increase of geostress the permeability coefficient will decrease with negative exponential trend.
然后通过回归分析，可以发现该地区渗透系数随地应力值的增大呈负指数递减的变化规律。
The cracks growth induce the increase of permeability coefficient, ultimately the change of seepage field.
岩体裂纹的扩展引起岩体渗透系数的增加，导致渗流场的改变。
This model considers free surface boundary, flux boundary, horizontal flow barrier, well boundary, non-linear characteristics of soils and dynamic change of permeability coefficient with stress state.
该模型考虑了自由面边界、流量边界、基坑围护连续墙、井边界、土体非线性特性、土的渗透性随应力状态的变化。
This model considers free surface boundary, flux boundary, horizontal flow barrier, well boundary, non-linear characteristics of soils and dynamic change of permeability coefficient with stress state.
该模型考虑了自由面边界、流量边界、基坑围护连续墙、井边界、土体非线性特性、土的渗透性随应力状态的变化。
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