它形象直观地表达了地下水含水层的结构构造和地层的沉积规律。
It shows the structure of aquifer and the sedimentary rule of stratum visually.
本文论述了同位素示踪测井技术在测定地下水含水层参数方面的应用。
The application of radioistope tracer log to detect the parameters of groundwater and aquifers is stated.
从地下水含水层系统的角度对鄂尔多斯盆地白垩系地下水系统进行了划分和分析。
Groundwater system of Cretaceous system of Ordos basin in terms of system of water-bearing stratum of groundwater was divided and analysesed.
本文通过室内模拟实验，探讨在河流入渗补给地下水的条件下，硝基苯在含水层中的迁移规律及其转化机理。
Based on simulated experiment research, this paper discussed the migration rules and transformation mechanism of nitrobenzene in aquifer under the condition of groundwater recharged by river.
水文地质结构模型是表现水文地质体的空间结构及含水层空间分布的模型，是地下水及与环境研究的基础。
The hydrogeological structure model which represents the space structure of the hydro geological unit and the spatial distribution of aquifers, is the basement of groundwater and environment research.
前者主要是被污染地下水中阴离子替代组成含水层介质骨架的矿物晶格中阴离子，生成新的矿物相的过程。
The metasomatic process is mostly the substitution of anions in the crystal lattice of minerals making up the matrix of aquifers by anions from polluted groundwater to form new mineral facies.
论述了滤水管设计的基本要求和地下水由含水层进入滤水管时的水头损失。
This paper deals with the basic demands for designing filter tube and the head loss occurring when groundwater enters into the filter from aquifer.
含水层参数的确定，是进行地下水资源科学管理的基础和关键。
Identification of aquifer parameters plays a primary and pivotal role in ensuring proper management of groundwater resources.
越流含水层系统在我国分布十分广泛，但国内有关越流含水层系统的地下水污染模型尚未见报导。
Leaky aquifer systems exist extensively all over our country, but there is not yet a model for groundwater pollution in a leaky aquifer system reported.
在邢台市黑龙港平原区，由于大量超采地下水，引起地面沉降、含水层疏干等一系列地质环境问题。
Owing to groundwater overexploitation in the plain area of Xingtai of Heilonggang, a series of geological environment problems such as land subsidence, aquifer unwatering is occurred.
在北方平原地区修建浅层地下水库，利用浅层含水层来调蓄雨水和跨流域调水，有重要的现实意义。
Building shallow ground reservoir in plain areas in North China is current important significance for regulating precipitation and inter-basin water transfer.
GRACE卫星在美国也监测到了同样的地下水消耗，包括西部平原的奥加拉拉含水层和加州中央峡谷地区的地下水大量消耗。
And GRACE has detected similar depletion in the U. S., as well, including the Ogallala Aquifer under the western plains and the groundwater in the California's Central Valley.
地下水脆弱性主要是由含水层中的环境地球化学效应和包气带土壤结构效应共同作用的结果。
Groundwater vulnerability results from the reaction environmental geochemistry effect in aquifer and soil structure in unsaturated zone.
提出了一个越流含水层系统考虑弱透水层吸附作用的地下水污染数学模型。
A mathematical model for groundwater pollution in a leaky aquifer system, which involves the adsorption of semipervious layer, is presented.
大量的开矿过程对含水层中的地下水循环和化学成分都造成了可观的变化。
Extensive mining progress caused considerable changes in both groundwater circulation and groundwater chemical composition of the aquifer.
利用这种方法，可以计算地下水的补给量和含水层的给水度，进一步可以计算地下水的储存量和可开采量。
The groundwater recharge, specific yield of aquifer, groundwater storage and the yield can also be gotten by the said method.
地下水源热泵系统运行期间，地下冷热量循环过程与地下不同岩土层（含水层）的水文地质特征密切相关。
The cold-heat cycle underground is closely related to the hydrogeological characteristics of various rock and soil stratum (aquifer) when groundwater source heat pump system is running.
实验用的非扰动原状土柱取自地下研究设施内的含水层，实验用水为地下水。
An undisturbed soil column and the water used in the test were taken from the aquifer in the Facility.
区域地下水位监测提供了定量评价含水层地下水位持续下降及其对环境影响必不可少的信息。
Monitoring of regional groundwater levels provides important information for quantifying groundwater depletion and assessing impacts on the environment.
地下水出流侵蚀是由含水层中的地下水的涌出所造成的地貌变化。
Groundwater sapping is the geomorphic reworking of surface topography induced by water seeping out from an aquifer.
地下水污染监测网的设计包括取样点在空间上的采样位置和时间上的取样频率这两方面的确定，其目的是为了准确刻画污染羽在含水层中随时间的变化状况。
The groundwater monitoring network design involves the determination of the sampling locations and sampling frequencies to characterize the contaminant plume in an aquifer over space and time.
为掌握滨海地带无压含水层中的海水楔因地下水位升降及抽水引起的移动规律，采用室内实验的方法，考察了海水楔在不同的水面坡度和抽水位置下的移动特性。
This paper takes as its target at exploring the regularities of the seawater wedge encroachment and attacking influence on the coastal line groundwater level change through laboratory experiments.
以DRAST IC模型为基础，建立了评价含水层污染性难易程度的模糊分析理论与方法，并将其应用于沧州市区地下水系统脆弱性评价。
Based on the DRASTIC model, the fuzzy analysis theory and method which are suitable for evaluating aquifer vulnerability are established and have been used in Cangzhou City.
分析表明，承压含水层中地下水水头波幅是上、下弱透水层贮水率和越流系数的减函数，是淤泥层相对透水系数的增函数；
The amplitude of the head fluctuation decreases with the storativity and leakage of both semi-permeable layers and increases with the leakance of the silt-layer.
在砂岩矿床的地浸试验和生产中，含矿含水层地下水承压水头很低时，地浸钻孔的开拓难度很大且工艺复杂。
During the test and production of in-situ leaching of sandstone deposit, it is very difficult and complicated to exploit boreholes when confined water head of ore-bearing acquifer is quite low.
进行地下水脆弱性分区评价和水源保护区划分是对含水层进行保护的主要手段。
The main measures of groundwater protection are groundwater vulnerability assessment and wellhead protection area delineation.
本文根据达尔西地下水渗透定律，推导出了在不同含水层斜井井筒涌水量计算的理论公式。
Based on the Darcy's law of the infiltration of ground-water, this paper has deduced the theoretical formula for the inclined shaft water-make calculation in the different aquifer.
前言：介绍了DR AST IC模型的七个评价因子：地下水埋深、含水层净补给量、含水层介质类型、土壤类型、地形坡度、包气带介质i的影响和含水层的导水系数。
The paper introduces seven factor of DRASTIC model: Depth of water table, Net recharge, Aquifer media, Soil media, Topography, Impact of Vadose Zone and Hydraulic Conductivity.
前言：介绍了DR AST IC模型的七个评价因子：地下水埋深、含水层净补给量、含水层介质类型、土壤类型、地形坡度、包气带介质i的影响和含水层的导水系数。
The paper introduces seven factor of DRASTIC model: Depth of water table, Net recharge, Aquifer media, Soil media, Topography, Impact of Vadose Zone and Hydraulic Conductivity.
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