The optimal models of surface and ground water system were set up based on the theory and method of water resource systems.
据此，采用系统分析理论和方法，建立地表水和地下水系统分配优化模型。
Port facilities construction and renovation contribute to surface and ground water contamination and air pollution from asbestos, lead-based paint, dust, sediments, PCBs and petroleum hydrocarbons.
港口设施的建设和改造，而造成地下水污染和对空气的污染是来自石棉、含铅的油漆、灰尘、沉淀物、多氯联苯、石油碳氢化合物等。
Traditional geothermal plants exploit natural systems in which water seeps down into porous rocks in the ground and emerges back at the surface at a high temperature.
传统的地热发电厂利用了这样一种自然系统，即水分下降至地壳的渗透岩层中，而后又受热蒸腾到地表。
Ordinary meteoric water is water that has soaked into the ground from the surface, from precipitation (rain and snow) and from lakes and streams.
一般的降水是指从地表渗透至地下的水，包括雨水(雨和雪)和来自湖泊、溪流的水。
GSHP can be subdivided into groundwater heat pump (GWHP), ground-coupled heat pump (GCHP), and surface water heat pump (SWHP).
地源热泵系统包括地下水热泵系统、土壤源热泵系统和地表水热泵系统。
Subsurface pipe drainage in drought-prone region is superior to surface drainage in draining off water and salt, controlling ground water-level, and increasing crop output, etc.
以明沟排水为对照，论述了内陆干旱重盐碱区暗管排水在排水排盐、控制地下水位、提高土壤脱盐效果及提高作物产量等方面的优越性。
The quantity of surface water and ground water, water resources gross and its available quantity of these years are calculated.
计算了郑州市地表水资源量、地下水资源量、水资源总量和水资源可利用量。
According to sampling analysis the surface river water and ground water in borehole have micro-corrosion on concrete structure rebar in reinforced concrete and steel structure.
根据取样分析地表河水、钻孔内地下水对混凝土结构、对钢筋混凝土中钢筋、对钢结构均具微腐蚀性。
The water comes from a mix of surface and ground sources.
的水来自地表水和地下水来源的组合。
The observation results of the bridge head experimental site of Jialichen Bridge are analyzed such as vacuum degree, ground water table, flowrate, pore water pressure and surface settlement.
通过对浃里陈大桥桥头试验段的真空度、地下水位、流量、孔隙水压力、地表沉降等现场监测结果的分析；
The exploitation of ground water in Ningbo City is of exploiting type, and therefore, the surface subsidence is initially associated with exploitation quantity of groundwater in time space and degree.
宁波市地下水为消耗型开采，在时间、空间和程度上，地面沉降与地下水开采量有极密切的关系。
But the surface runoff, subsurface runoff, ground water and runoff are mostly effected by precipitation. The temperature influence on them is comparative less.
而地表径流量、次地表径流量、地下径流量及河川径流量主要受降水量变化的影响，受气温变化的影响相对较小。
Marble karst development in Da-hong-shan mine caused a great deal of water bursting in mine shaft, sharply lowering ground water and large scale of surface subsidence.
大红山矿大理岩岩溶发育，由于突水造成井下大量涌水，同时引起地下水位急剧下降，引发了较大范围、较大规模的地面塌陷。
The leachate of landfill pollute the surface water and the ground water, and it is one of the primary factors for pollution of environment.
而其中渗滤液对地表水和地下水的污染已经非常突出，是引起环境污染的主要原因之一。
Nitrogen may cause non_point pollution in water in forms of eutrophication in surface waters and high nitrate concentration in ground water.
氮素流入对水域的污染为非点源污染，主要导致地表水的富营养化、地下水硝酸盐含量过高等。
By means of the analysis of the quality of the surface water and ground water in the syncline core above the tunnel, the flow modes of the surface water and ground water in the syncline are discussed.
通过向斜核部地表、隧道内涌水点的水质分析，对隧道上方向斜地面地下水的径流模式进行了初步探讨，明确了在向斜核部、隧道上方的地层中存在着一条地下暗河或岩溶系统。
The most incredible thing in fact is, that it can move on the ground, on the surface of water and even in the air when something emergent happens.
其实它最让人不可思议的是，如果遇到紧急情况，能够在地面，空中或水上行驶。
Unsaturated soils water is the connection of surface water and ground water, it is the source that the field crop living depends on.
非饱和土壤中的水分是联系地表水与地下水的纽带，是田间作物赖以生存的源泉。
Strength, volumetric strain and permeability coefficient, and even moisture-distribution above ground water surface can be determined by the soil-water characteristic curve.
根据土水特征曲线可以确定非饱和土的强度、体应变和渗透系数，甚至可以确定地下水面以上水份分布。
Around the pumping Wells and within the limit of a funnel-shaped ground water surface, not only vertical movement, but also horizontal compression and dilatation can be observed.
抽水所造成的地下水漏斗区范围内，不仅能产生垂直形变，而且在其影响的不同部位，还形在压缩和拉伸的水平形变。
Squyres says the chemicals suggest the mineral deposits remained after ground water came to the surface of the crater floor and then seeped back into the ground.
说这些化学物质表明地下水流到火山口表层后产生了矿床，然后才又渗透到了地下。
Ground water and surface water are the main resources of the drinking water at present time.
目前农药的使用越来越广泛，而地表水资源却日益短缺。
The useable amount of surface water resource and ground water resource in Xi'an city and the relationship between water supplying and needing are analyzed in the system.
本系统设计先进，功能齐全、实用，为西安市供水管理人员提供了雨、水、工情全面信息支持以及城市供水调度的管理信息。
Main disasters of resource-exhausted cities are underground disaster, ground surface disaster, water environmental disaster and atmospheric environmental disaster.
资源枯竭城市灾害主要为地下、地表、水环境和大气环境灾害。
We calculated the surface subsidence, horizontal displacement, incline, and current curvature using the groundwater drawdown, conical depression influence radius of water cone and ground property.
根据地下水降深、降落漏斗影响半径、岩土工程地质性质，计算降水引发的地表沉降值、水平移动、倾斜、曲率现状值。
The water and soil loss not only bring on entironment worsement, but also reduced the capacity of ground yield by destroy surface layer of soil.
严重的水土流失不但可以导致生态环境恶化，而且对地表土层的破坏，会使土地的生产能力下降，影响农业生产。
However, it is very unpopular for this kind of bifurcation to be laid above the ground surface, especially in the case of large diameter and high water head.
但布置在地面上的明式月牙肋钢岔管尚不多见，特别是当钢岔管承受的水头和直径较大时。
The water environment of Beijing is not pretty well, the surface water and ground water have been polluted to different degree.
北京市目前的水环境状况不容乐观，地表水和地下水都受到了不同程度的污染。
The water environment of Beijing is not pretty well, the surface water and ground water have been polluted to different degree.
北京市目前的水环境状况不容乐观，地表水和地下水都受到了不同程度的污染。
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