These rocks are probably barriers to groundwater flow, except where fractured.
这些岩石可能阻碍了地下径流，除了一些断裂的地带。
It can be used to forecast the groundwater flow, land subsidence and the workable reserves.
利用该模型计算了地下水可开采量及地下水流场和地面沉降的预报。
Groundwater quality model is composed of problems of groundwater flow and dynamic dispersion.
地下水水质模型是由水流问题和水动力弥散问题耦合而成。
The groundwater flow in unsaturated zone is a process of the two phase flow of water and gas.
非饱和带地下水运动实质上是一个水气二相渗流过程。
The gas spilling can make notable variation of the groundwater flow, water level and temperature.
气体逸出可引起地下水流量、水位和温度的显著变化。
PHREEQC was applied to simulate the processes of cation exchange and kinetic redox with 1-D groundwater flow.
本文利用该模拟软件对一维地下水流动过程中溶质离子交换反应和动态氧化还原反应进行了模拟。
This model is made up of the water balance model of the groundwater flow system and the linear programming model.
该模型是一种地下水流系统水均衡模型和线性规划模型的耦合。
The fluoride ion, TDS and the chloride ion spatial distribution have the certain relevance with groundwater flow.
氟离子、TDS与氯离子空间分布与地下水流动方向有一定的相关性。
According to different dimensions, the cretaceous groundwater basin can be divided into many groundwater flow systems.
以不同的研究尺度，白垩系地下水盆地可以划分为若干地下水流系统。
The relation between hydrocarbon and groundwater flow system with underpressure and normal hydrostatic pressure is discussed.
探讨了低压系统和常压系统的水文地质开启程度及其水流系统与油气的关系。
Dewatering becomes a major operation when the excavation lies below the natural water table and intercepts the groundwater flow.
当挖方位于天然地下水面以下时或有地下水流经时，排水就成为一个主要的工序。
The multi-scale finite element method is applied in the 3-D groundwater flow simulation problems in heterogeneous porous media.
为求解二维的奇异摄动反应扩散边界层问题，研究了新的多尺度有限元法。
Taking a riverside well field in Luanhe river valley, the thesis used groundwater simulation software GMS to simulate groundwater flow.
本文以位于滦河山间河谷一傍河地下水源地为例，利用地下水模拟软件GMS对地下水水流进行数值模拟。
Finally, coupling the groundwater flow numerical model and optimization model constructed management model using response matrix method.
最后采用响应矩阵法耦合地下水流数值模型与优化模型建立了管理模型。
The paper solved unsteady groundwater flow equation with the mentioned disperse pattern and the results have shown its stabilize astringency.
本文用它求解非稳定流地下水运动方程，并证明了算法稳定性及收敛性；
This analysis indicated that the hydraulic conductivity could not be assumed as a constant value when groundwater flow was simulated with numerical model.
因此，在进行现地地下水流数值模拟时，水力传导系数不能只假设为单一值。
Finally, aiming to the simulation result type of groundwater flow, the visualization expressing fashion about groundwater flow simulation result is researched.
针对地下水流模拟结果类型，研究地下水流模拟结果可视化表达的方式。
This paper presents an efficient parallel computing method for large-scale groundwater flow simulation in porous media, and it is implemented in a prototype tool.
针对孔隙介质中地下水流动问题提出了一种并行数值计算方法，并基于此设计了一套专用于求解大规模三维地下水流动方程的并行计算模块。
The coastal boundary condition is commonly set to be the mean sea level in existing models of regional coastal groundwater flow, neglecting the influence of tides.
在现有的沿海区域地下水模拟中往往将海岸边界条件定为平均海平面高度，忽略潮汐的影响。
In many cases of regional water resources issues, when numerical method is often adopted in groundwater flow modeling, groundwater level on each node should be given.
对于许多区域水资源问题，用数值方法进行地下水水流模拟时，需要给出每个节点上地下水位值。
The results indicate that groundwater flow has notable effects on original temperature field and that the higher the groundwater velocity is, the larger the effect is.
分析了地下水渗流对传热过程的影响，结果表明地下水流动对原温度场的影响明显，而且地下水流速越高影响越大。
On the basis of a conceptual model in the area, a 3-dimensional groundwater flow model is developed and calibrated by MODOFLOW, which is based on finite difference system.
建立了系统的水文地质概念模型和地下水流模拟模型，采用基于有限差分方法的MODOFLOW软件对所建立的三维地下水流方程进行了求解。
Finally relationship model of rock mass fracture deformation and seepage was established to obtain the relationship of groundwater flow and rock mass fracture and deformation.
最后建立了岩体裂隙变形与渗流关系模型，得出矿山地下水在岩体中的流动与岩体裂隙变形之间的关系。
In many cases of regional water resources issues, when numerical method is often adopted in groundwater flow modeling lower bed level value of aquifer on each node should be given.
对于许多区域水资源问题，用数值方法进行潜水水流模拟时，需要给出每个节点上含水层底板标高值。
Groundwater flow system of Shanghai area is part of regional flow system of Yangtze River delta; however, it has its own characteristics due to special environment of estuarine delta.
上海地区地下水流系统是长江三角洲系统的一个子系统，但由于河口三角洲这一独特环境，使其独具特征。
Knowledge of lateral variations in stratigraphic units and structures is useful in constructing groundwater flow models, which aid in identifying possible pollution migration pathways.
地层单元和结构的横向变化数据在地下水流动模型的建立方面非常有用，模型的建立可以帮助确定污染物迁移的可能途径。
This paper aims at the study of 3D numerical simulation of the groundwater flow field of the Changzhou-Wujin district, for revealing the main cause of the depression of the ground surface.
通过研究常州-武进地区地下水流场的3维数值模拟，揭示了该地区产生地面沉降的主要成因。
To assess how such changes may affect the nuclide transport behavior, the paper proposes a single fracture nuclide transport model under time-varying groundwater flow conditions based on t.
为了评价地下水水流条件的变化对放射性核素迁移行为的影响，该文以双重介质理论的裂隙迁移模型为基础，提出了非恒定流条件下单裂隙核素迁移模。
The groundwater flow is simulated with the seepage model of heterogeneity isotrope, and the partial differential equations are solved with finite difference scheme of irregular triangle net.
以非均质各向同性渗流模型仿真地下水流，用不规则三角网格有限差分法求解三维数值仿真模型。
According to geologic model of unsteady groundwater flow in heterogeneous medium and adopting the finite difference solution, the direction and strength of oil gas migration can be quantified.
根据非均匀各向异性地层的非稳定的地下水流动模型，采用有限差分法求解，可以定量判断油气运移的方向及强度。
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