Based on the iterative solution of saturated-unsaturated quasi 3-d water flow model in large scale zone, a simplified model of solute transport was established.
在迭代求解区域饱和-非饱和拟三维渗流模型的基础上，建立区域溶质运移简化模型。
The numerical model of one-dimensional horizontal solute transport and vertical solute transport through unsaturated soils is formulated by FVM.
建立了一维非饱和土壤中水平和垂向溶质运移的有限体积法数值模型。
Acquisition of soil solute transport parameters is a pre-condition for predicting solute transport using the numerical model in practice.
获取土壤溶质迁移参数是利用数学模型预测土壤溶质迁移过程的前提。
The mathematical model of solute and water transport is composed of two coupled equations of water movement and solute transfer.
土壤水和溶质迁移的数学模型，可分别由水分运动、溶质运移两个方程耦合组成。
The numerical model of one-dimensional solute transport through unsaturated soils is formulated by characteristic finite element method.
建立了一维非饱和土壤中溶质运移的特征有限元数值模型。
The present model improved the solutal distribution approach at the solid-liquid (S/L) interface, which made the change of solute more consistent with the actual transport.
模型处理溶质场计算中固液（S/L）界面处溶质的分配过程，使浓度场的变化和实际的传输过程更加相符。
The numerical model of 1-d water infiltration and solute transport through layered soils is constructed by the characteristic finite element method.
应用特征有限元法对一维非饱和分层土壤水分入渗方程及溶质运移方程进行离散化，得到了其特征有限元数值模型。
The numerical model of 1-d water infiltration and solute transport through layered soils is constructed by the characteristic finite element method.
应用特征有限元法对一维非饱和分层土壤水分入渗方程及溶质运移方程进行离散化，得到了其特征有限元数值模型。
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