Discerning which aquifer of groundwater exploited leads to land subsidence is one of the technical problem in preventing and curing land subsidence.
识别地面沉降究竟是由于抽取何层地下水所引起的，是防治地面沉降实践中迫切需要解决的技术问题之一。
"We take only what the aquifer can afford," according to Tom Brennan of Poland spring-which says it accounts for just 0.2% of Maine's groundwater use.
根据Poland Spring的汤姆·布伦南的说法，“我们只是利用了地下蓄水层所能提供的，”也就是说只占用了缅因州地下水的0.2%。
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.
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。
Groundwater sapping is the geomorphic reworking of surface topography induced by water seeping out from an aquifer.
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。
Identification of aquifer parameters plays a primary and pivotal role in ensuring proper management of groundwater resources.
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。
The groundwater recharge, specific yield of aquifer, groundwater storage and the yield can also be gotten by the said method.
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。
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.
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。
The seepage of sanitary sewage and industrial wastewater into the aquifer causes serious groundwater pollution in Shiliquan.
地表生活污水和工业废水向地下渗透，使十里泉的地下水受到严重污染。
The results of the laboratory experiment show that under the air preparing or oxygen oxidizing ore, the uranium can be leached from ores by natural ore-bearing aquifer groundwater.
同时室内浸出试验结果表明：在空气预氧化和氧气作氧化剂的条件下，用天然含矿含水层的地下水可以成功浸出矿石中的铀。
A mathematical model for groundwater pollution in a leaky aquifer system, which involves the adsorption of semipervious layer, is presented.
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。
Extensive mining progress caused considerable changes in both groundwater circulation and groundwater chemical composition of the aquifer.
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。
The groundwater system of Yancheng in Jiangsu Province is a compound aquifer system, three dimensional numerical model is applied and deals with it as inhomogeneous anisotropy aquifer in spatial.
江苏省盐城市地下含水系统为一复合含水层系统，采用真三维模型，将其概化为三度空间上的非均质各向异性。
For utilizing the groundwater resources in aquifer of fine silt and decreasing producing cost of water, the bridging filter shall be positively popularized.
应用桥式滤水管证明了在松散岩类粉细砂含水层开采时，可减少勘探施工和生产管理成本，应大力推广。
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。
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。
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.
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。
More efforts will be make to prevent and control the pollution in the aquifer of the groundwater supply zone in the western and northern suburban.
加强市区西郊和北郊山前地下水源侧向补给区源头的水污染防治。
While groundwater flows through an unconfined aquifer due to heterogeneity, the vertical average saturated hydraulic conductivity is a function of hydraulic head.
地下水流于非拘限含水层流动时，因含水层之非均质性，使得垂直平均之饱和水力传导系数随地下水水位高低而变化。
Formulas are also induced to calculate the thickness of aquifer and water head in any point between the two points in which groundwater table is given.
推导了利用已知两点地下水位求解其间任一点地下水位和含水层厚度的求解公式。
The fourth confined aquifer is the main compressive layers in recent years in Shanghai. It is corresponding to the current mode of groundwater changes.
与现阶段含水层的水位变化模式相联系，第四承压含水层是上海最近几年来地面沉降的主要沉降层。
The fourth confined aquifer is the main compressive layers in recent years in Shanghai. It is corresponding to the current mode of groundwater changes.
与现阶段含水层的水位变化模式相联系，第四承压含水层是上海最近几年来地面沉降的主要沉降层。
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