Thus, when the permeability of 50% probability and the coefficient of variation for lognormal distribution are known, one can establish a definite numerical model of permeability plane distribution.
这样，知道模型的渗透率对数正态分布概率50%处渗透率和变异系数，就可以建立起确切的渗透率平面模型。
The paper studied stable seepage flow rule of overpressure reservoir and created the method for using systematic well testing data to compute permeability variation coefficient.
本文研究了异常高压油藏稳定渗流规律，建立了利用系统试井资料求取渗透率变化系数的方法。
Furthermore, the variation laws of the pore water pressures and the permeability coefficient during the consolidation of the refuses are analysed.
并对垃圾土固结过程中孔隙水及渗透系数的变化进行了分析。
The variation of seepage velocity, resistance coefficient, reservoir permeability and oil recovery in porous media of water-drive reservoir in direct current (DC) electric field are studied in detail.
实验研究了外加直流电场作用下水驱油藏多孔介质中的流体渗流速度、阻力系数、储层渗透率及原油采收率的变化特性。
Finally, the influence induced by variation of dynamic coefficient of permeability on soil displacement and stress under harmonic vibration load is investigated.
根据算例，研究了在周期荷载作用下，地基中的超静孔隙水压力、位移的幅值随动力渗透系数变化的一般规律。
Different precipitation patterns and permeability coefficient of roadbed soil were analyzed by the calculation examples, the variation laws of changes of slope safety factor was summarized.
通过算例就不同降水模式、不同渗透系数的路基土进行对比分析，总结了边坡安全系数的变化规律。
Different precipitation patterns and permeability coefficient of roadbed soil were analyzed by the calculation examples, the variation laws of changes of slope safety factor was summarized.
通过算例就不同降水模式、不同渗透系数的路基土进行对比分析，总结了边坡安全系数的变化规律。
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