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。
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.
本文提出土体非稳定渗流数学模型和新计算方法，用以计算土坝饱和-非饱和区的渗流。
In this paper, a new computational method with a mathematical model of transient flow in soil masses is proposed for solving the problem of saturated-unsaturated flow in earth DAMS.
进行了粗砂上部没有细砂层的均质砂柱的饱和-非饱和流排水实验以及粗砂上部存在细砂层的水气二相流排水实验。
Both saturated-unsaturated flow drainage experiment without the fine sand layer on the top of the coarse sand and air-water two-phase flow drainage experiment with the fine sand layer were performed.
运用饱和-非饱和渗流理论，分析了干滩长度、排渗垫层淤堵程度、磷石膏渗透性、渗透各向异性对浸润线的影响规律。
With saturated-unsaturated seepage theory, the influence of dry beach length, drainage clogging, phosphogypsum permeability and anisotropic permeability on the saturation line position are studied.
基于混合形式的Richards方程以及一种质量守恒的有限差分格式，编写了一个VBA程序以对饱和-非饱和流排水实验进行数值模拟。
Based on the mixed-form of the Richards equation and a finite difference scheme, a VBA program is developed to perform the numerical simulation of the saturated-unsaturated flow drainage experiment.
与最主要的非预期后果有关的是在饱和脂肪中富含脂肪和油酸，替代脂肪和油酸为健康一些的非饱和脂肪可能会应用反式脂肪酸来代替脂肪和油酸。
The unintended consequence of greatest concern is that fats and oils high in saturated fats, instead of the healthier unsaturated fats, might be used to replace fats and oils with trans fatty acids.
然而平均垂直波数谱显示了明显的季节变化，在夏季，平均谱具有饱和特性；在冬季，平均谱具有非饱和特性。
However, the mean vertical wavenumber spectra reveal a significant seasonal variation: the mean spectrum in summer has saturated features, whereas the mean spectrum in winter has unsaturated features.
在混合物理论基础上，建立了饱和、非饱和岩石损伤软化统计本构模型。
Then the statistical damage constitutive model is developed for saturated and unsaturated rock based on the mixture theory.
提出了非饱和黄土和饱和黄土的有效应力计算的简化公式。
Simplified formulas for the effective stress calculation of unsaturated loess unsaturated loess are proposed.
对于同一类土，饱和土体阻尼作用大于非饱和土体。
And damp in saturated soil was larger than that in unsaturated one.
采用有限元方法作为数值模拟手段，编制了考虑地表入渗的饱和非饱和渗流有限元计算程序。
Finite element method is used as numerical simulation means and a program used to calculate saturated unsaturated seepage due to surface infiltration is worked out.
在等温环境下，测量了第一饱和状态下混凝土向非饱和空气介质传湿的全过程。
The procedure of moisture in saturated concrete transfer into unsaturated atmospheric media is recorded.
在二维砂槽模型中模拟了轻质油在均匀多孔介质地下水非饱和区和饱和区中的运移过程。
The movement of light oil(gasoline and kerosene)in subsurface homogeneous water saturated zone and water unsaturated zone were simulated in a two-dimensional sand trough model.
在分析降雨入渗机理的基础上，研究了考虑降雨入渗影响的非稳定饱和—非饱和渗流场有限元分析方法。
In the foundation of analyzing rainfall seepage mechanism, the finite element method is studied for unstable saturated-unsaturated seepage field.
本论文进行了非饱和土气态水迁移的理论研究，得到非饱和土中气态水迁移引起的含水量变化方程。
The thesis studies the theories of water vapor transfer in unsaturated soil, and gets the water contents equations of water vapor transfer in unsaturated soils.
从非饱和土土水特征曲线方程出发，根据渗透函数和土水特征曲线的关系，推导出了非饱和土渗透函数方程。
Based on the equation of soil water feature curve and the relationship between soil water feature curve and permeability function, the permeability function equation of unsaturated soil is derived.
首先，对非饱和黄土进行了土的吸力测试、抗剪强度试验、结构强度和非饱和土三轴试验。
Firstly, a series of unsaturated loess tests were carried out under matric suction testing, shear strength, structural strength, unsaturated triaxial tests.
由于非饱和土的复杂性和多变性，其渗透特性明显不同于饱和土，并且试验难度较大。
For complexity and diversity of unsaturated soil behaviors, there lies a great difference in permeability characteristics between unsaturated soil and saturated soil.
分析了非饱和土体抗剪强度参数的计算方法，得出非饱和土抗剪强度公式的实用形式，并推导了抗滑稳定安全系数的计算公式。
Deducing the calculation method of shear strength of unsaturated soil, the applied equation is searched, from which the formula of safety factor of embankment's stability is derived.
当降雨强度小于土体的饱和渗透系数时，表层土体达不到饱和状态，最终的稳定入渗只能达到一个非饱和入渗状态。
If the infiltration intensity is less then the saturated permeability coefficient, the surface soil finally reaches to an unsaturated infiltration stage instead of saturated infiltration stage.
作为一种岩土工程材料，土在非饱和状态下的工程性质与其在饱和状态下是不同的。
Unsaturated soil from a geotechnical engineering viewpoint has different behavior from the soils that are saturated.
根据非饱和膨胀土基本土性参数，应用MK模型推算非饱和土土-水特征曲线。
The soil-water characteristic curve was reckoned by using MK model based on the basic soil parameters of unsaturated expansive soil.
非饱和带裂隙中的饱和区和排干区可以用一个离散的气-水界面分隔开。
A discrete air-water interface is used to separate the saturated zones from the drained zones within each single fracture of fracture network.
铵态氮水平运移的浓度受非饱和土壤水扩散率的影响，并随非饱和土壤水扩散率的升高而呈幂函数曲线下降。
The concentration of ammonium nitrogen in horizontal migration decreased with the increase in unsaturated soil water diffusivity in power function.
在饱和非饱和渗流计算中，非饱和渗流参数的选择至关重要。
The unsaturated seepage parameter is important in analysing saturated, unsaturated seepage.
非饱和带裂隙岩体中的渗流和饱和带相比有其不同的特点，包括毛细管流、薄膜流、优先流和裂隙-基质相互作用等。
There are some special issues that cause difference to predict fluid flow in fractured vadose zone, including capillary flow, film flow, preferential flow and fracture-matrix interaction.
首先，评述了现有的测定和确定单裂隙非饱和水力参数的几种方法的优缺点，为单裂隙非饱和水力参数的确定提供了理论依据。
Firstly, the advantages and disadvantages of present measurement and determination methods of unsaturated hydraulic parameters for a single fracture are commented upon.
本文以我国北方平原的土壤次生盐化为背景，对土壤中饱和—非饱和水的水—热—盐一维运动模型进行了数值模拟。
With the background of soil salinity in the plain of North China, a water-heat-salt movement of soil water in unsaturated-saturated region is studied by numerical simulation.
本文以我国北方平原的土壤次生盐化为背景，对土壤中饱和—非饱和水的水—热—盐一维运动模型进行了数值模拟。
With the background of soil salinity in the plain of North China, a water-heat-salt movement of soil water in unsaturated-saturated region is studied by numerical simulation.
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