groundwater quality

This paper summarized the experience of using brackish water for irrigation in rural area, that can not only combat drought and increase crop yields, but also regulate groundwater table level. Increasing groundwater recharge by rainwater and improve groundwater quality.

实施南水北调加大微咸水、咸水非传统水资源的利用该文总结了农村用微咸水灌溉，抗旱增产，调控地下水埋深，增大雨洪回灌，淡化地下水质的经验。

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Groundwater quality evaluation in the delta area of the Yangtze River

长江三角洲地区地下水环境质量评价

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A regional groundwater quality evaluation software was developed to analyze distributed dynamic data groundwater quality evaluation.

设计并开发了区域地下水质量评价应用网格软件.

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The paper is aimed to present the authors' investigation of the groundwater situation of Shanghai Chemical Industrial Zone by taking 22 factors for samples to be evaluated, which was done in accordance with the groundwater quality standard given by the Mark Assessment.

以上海化学工业区地下水水质监测资料为基础，结合实际情况选取22项评价因子，依据地下水质量标准，采用综合评价法对该地区的地下水环境质量进行评价分析。

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The results indicate that the Cr~ ( 6+) concentration of the disposed groundwater can meet the ⅲ grade groundwater quality standard. The disposing mechanism and the experimental results are also discussed.

结果表明，处理后水中Cr6+达到地下水质量标准的Ⅲ类标准，并分析讨论了其去除机理和试验结果。

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Groundwater quality to meet international standards of the three.

地下水水质达到国际三级标准.

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Taking Set Pair Analysis Method to Evaluate groundwater quality evaluation in Fengxian County

应用集对分析法评价丰县地下水水质

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Aiming at comparing the end-begin ratio method with the clustering weight method, this paper adopts the two methods to determine the index weight during the groundwater quality assessment by the comprehensive fuzzy assessment theory.

本文针对确定指标权重的首尾比率法和聚类权法进行了比较研究，并以超标法和地下水质量标准（GB/T14848-93）推荐方法进行验证。

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Application of BP Network to select the groundwater quality monitoring sites

B-P网络应用于地下水水质监测点优选

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preliminary analysis on the status of deep groundwater quality in cangzhou region

沧州区域深层地下水水质现状初步分析

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RESEARCH ON MODELLING FACTORS SELECTION IN GROUNDWATER QUALITY MODELLING& make an example of groundwater quality model in lining city

关于地下水水质模拟中模拟因子选择的研究&以济宁市地下水水质模型为例

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Based on the groundwater chemical analyses and dynamic monitoring data, and according to the groundwater quality standard and the drinking water quality standard of China, the groundwater quality in northwest China was synthetically evaluated in this paper.

本文以地下水调查的水质分析资料和动态监测资料为基础，参照我国地下水质量标准和生活饮用水卫生标准，对西北地区地下水质量状况进行综合评价。

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Assessment of groundwater quality in different monitoring wells in study area have been conducted according to the relative standards of groundwater quality.

依据相关的地下水质量标准，对研究区采集的不同监测井的地下水样品进行了评价。

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In terms of groundwater quality, the number of some pollutants ( NO 2-, NH 4+, and COD) in groundwater is dozens of times and even more than one hundred times than the quality standard of Class ⅲ water, making groundwater impotable.

从水质的角度看，地下水中有的污染物（NO2-、NH4+、COD）已经超出地下水Ⅲ类水质标准数十倍甚至100多倍，到了不能饮用的程度。

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Positive and Negative Effects of Urbanization on Groundwater Quality

城市化影响地下水水质的正负效应

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Application of the Fuzzy Cluster of Groundwater Quality and the Environmental Isotope to Seepage Detection of a Dike Foundation

水质模糊聚类及环境同位素在探测某堤基渗漏通道中的应用

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By BP neural network theory and method, the realizing function is provided in the toolbox of MATLAB 7.0, and makes BP neural network model in groundwater quality assessment.

本文运用BP神经网络理论和方法，使用MATLAB工具箱函数编程，建立了地下水水质评价模型，对抚州市临川区5个地下水水质监测点进行水质评价。

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Groundwater Quality Evaluation Based on Ionic Strength and Ionic Activity

基于离子强度与活度的地下水质评价

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Application of Fuzzy Mathematical Method in Comprehensive Assessment of Groundwater Quality in Boshan District

模糊数学方法在博山区地下水水质综合评价中的应用

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