groundwater extraction是什么意思

用法例句

Investigation method of ground surface deformation caused by groundwater exploitation;

地下水开采引起的地表变形调查方法

Numerical analysis to groundwater exploitation in Dawu karst well field;

大武水源地岩溶地下水开采动态数值模拟分析

Groundwater exploitation setup and seepage field changesin Shanghai;

上海地下水开采格局与渗流场变化

A grey model GM(1,2) is modified as GM(1,2,M,N) based on analysis of possible time-lag effect and non-linear relation between ground subsidence and groundwater extraction.

通过分析地面沉降过程与地下水开采量之间可能存在的时滞性以及非线性关系,将原有的灰色GM(1,2)模型改进为灰色GM(1,2,M,N)模型。

The safety evaluation method of groundwater extraction is discussed in the view of attribute interval recognition theory.

从属性区间识别理论的角度,探讨了地下水开采安全评价方法。

Based on the study of the groundwater mining quantity and surface subsidence from 1987 to 2005 and the tendency of the groundwater level change in the Ⅱ and Ⅲaquifers in Ninghe County,Tianjing,it is suggested that there is a clear relationship between the groundwater mining quantity and the subsidence rate,range and extent.

通过对天津市宁河县1987年至2005年地下水开采量、宁河县县城第Ⅱ和第Ⅲ含水岩组地下水水位埋深变化趋势及其相对于1986年以来的累积沉降量的统计和相关线性分析后发现,天津市宁河县地面沉降的范围、沉降幅度、沉降速率和地下水的开采量有着明显的相关性,地下水的强采区、地下水位降落漏斗的中心区与地面沉降在时间和空间上具有高度的一致性。

This paper suggests the relationship between groundwater mining and land subsidence.

从地下水运动均衡原理的角度分析了锡山市西部地区第Ⅱ承压含水层天然和现状开采条件下的地下水均衡要素,揭示了该地区地下水开采与地面沉降的关系,其中现状开采条件下的75%～80%的开采量来自于粘性土层的压密释水量;同时,根据地面沉降的发生机理剖析地面沉降严重发育地区忽略地面沉降影响因子建立的地下水资源计算模型中存在的问题,提出了地下水可开采资源合理的计算方法,并对考虑地面沉降影响因子的地下水资源计算模型的可实现性进行了分析。

Three-dimensional mathematic model, which is about unsteady flow of groundwater exploitation, is built according to the conditions of hydrogeology and engineering geology of Xin Ye mansion in Hankou, the existed numerical equation of three-dimensional unsteady flow of confined aquifer is used to solve it, concrete numerical formulae of source-sink are emphatically discussed.

根据汉口新业大厦水文地质与工程地质条件,建立开采地下水非稳定流定解问题三维数学模型,利用现有承压含水层非稳定流定解问题数值方案求解,重点讨论了源汇项的具体数学表达式。

The result verified that it is feasible to calculate the value of the land subsidence due to groundwater exploitation.

在回顾地面沉降研究现状的基础上,提出采用Biot固结理论进行由降水形成的渗流场与应力场的耦合分析,并运用二维Biot固结平面有限元程序计算因开采地下水而引起的地面沉降问题,最后通过工程实例验证了该方法的可行性。

In this paper, a land-subsidence assessment of water-pumping project in Dagang,Tianjin City may be introduced, that the groundwater exploitation project may lead to land-subsidence.

本文以天津市大港区某取水项目为例,介绍开采地下水的地面沉降影响评价方法和结果,并分析项目区域的可用水源条件,从地面沉降角度出发,建议该项目优先选用外部地表水源,不宜开采地下水。

Analysis of Risk Decision Making for Groundwater Exploitation within Jinci Spring Area, Shanxi Province

晋祠泉域地下水开采决策的风险分析

Study on Optimal Pumping of Groundwater Based on GMS;

基于GMS的地下水开采优化方案研究

Study and Analysis the Sustainable Utilization of Water Resources in Faku County;

法库县地下水开采及可持续开发利用研究

Impact of irrigating farmland increase production with water save on groundwater exploitation in the plain of Hutuo River basin

灌溉农田节水增产对地下水开采量影响研究

Mathematical modeling of flow and land subsidence coupling for groundwater pumping in confined aquifer

承压含水层地下水开采流固耦合渗流数学模型

Research on Relationship between Deep Groundwater Exploitation and Land Subsidence in Dezhou

德州市深层地下水开采与地面沉降关系研究

Present Situation of Groundwater Exploited and Countermeasure in Hanxing Iron Mine Area

邯邢铁矿田地区地下水开采现状与对策

Study on the Safety Warning-volume of Groundwater Mining in Harbin City

哈尔滨市地下水开采安全警戒量的研究

Groundwater Exploitation and Ecological Environment Protection in Weigan River Basin, Xinjiang, P.R. China;

新疆渭干河流域地下水开采—生态环境保护研究

Study on Spatial Auxiliary Design System of Groundwater Mining Well Drilling;

地下水开采凿井空间辅助设计系统研究

Groundwater Exploitation Information Management System Based on GIS in Huainan Mining Area;

基于GIS的淮南矿区地下水开采信息管理系统

Calculation of groundwater allowable exploitation in water source region in Qingshuihe,Inner Mongolia

内蒙古清水河水源地地下水允许开采量计算

The Study on The Forecast of Water Inflow during Turing Open Pit into Undergound Mining in ShiRengou Iron Mine;

石人沟铁矿露天转地下开采地下涌水预测研究

In areas where groundwater has already been overdrawn, strict control on drawing shall be imposed and effective measures shall be taken to protect groundwater resources and control land subsidence.

在地下水已经超采的地区，应当严格控制开采，并采取措施，保护地下水资源，防止地面沉降。

The Mine Exploiting Impacts on Groundwater Resources and Water Qulity Appraising;

矿山开采对地下水资源的影响及水质评价

Calculation of the reasonable yield of groundwater of seepage wells

渗流井取水方式地下水允许开采量计算

Research on Evolvement of Shallow Groundwater System Impacted by Exploiting in North China Plain;

开采条件下华北平原浅层地下水系统演变研究

Engineering Application and Predicting Model of Surface Subsidence Caused by Groundwater Exploitation;

开采地下水引起地面沉降预计模型及工程应用