the calculated net infiltration is input into an unsaturated flow model as a boundary condition to simulate the moisture transport and evaluate the performance of an evapotranspiration(et) cover.
the characteristic-finite element method is generalized to solve the problems of unsaturated flow in soils.
特征有限单元法推广应用于求解非饱和土壤水运动问题。
the time difference equation derived from unsaturated flow equation can be approximated by galerkin finite element or finite difference method for space coordinate derivatives.
所得的非饱和土壤水运动方程对时间的差分方程,在空间上不仅可用有限元法而且可用有限差分法处理。
this is a discussion of the specific yield due to the drop in the ground-water table from the point of unsaturated flow theory.
本文根据土壤水动力学的原理,就地下水位降落时的土壤疏干排水给水度问题进行了初步试验分析。
the first order moments of soil water variables ate in consistance with those calculated by largescale unsaturated flow model.
随机模拟计算所得的水分变量的一阶矩与大尺度模型计算结果甚相一致。
coupled unsaturated flow in claystone has high effect on strength and stability of underground engineering.