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.

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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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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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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The assessment method in Specification GB/ T14848-93," The Quality Standard of Underground Water", as this paper analyzed, has some shortcomings.

前言：分析了。《地下水质量标准》GB／T14848&93的评价方法存在的不足，提出了应用模糊距离模型对地下水质量进行评价的方法。

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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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Local people's governments at or above the county level shall, in accordance with the national standards for acoustic environmental quality, divide their respective administrative regions into different zones for application of different standards for acoustic environmental quality and exercise control accordingly.

县级以上地方人民政府根据国家声环境质量标准，划定本行政区域内各类声环境质量标准的适用区域，并进行管理。

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Sunlight and water act like food of all plants.

阳光和水就像植物赖以生存的食物.

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Regulation of toxic pollutants under the Clean Water Act is discussed in Chapter 5.

根据《洁净水法案》,关于有毒污染物的管制将在第五章讨论.

英汉非文学 - 环境法 - 环境法

Among the first grade zones, 83 are protection zones, and the water quality target is Class II or Class I in Environment Quality Standards for Surface Water ( GB3838-2002);

开发利用区293个。共划分了560个二级区，其中，饮用水源区202个，水质目标控制标准为《地表水环境质量标准》（GB3838-2002）Ⅲ～Ⅱ类；

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The quality of outlet water of the experiment meets the Surface Water Environment Quality Standard GB 3838-2002 ⅲ and meets the requirement of the reuse of reclaimed water for scenic water.

试验出水水质可以达到GB3838&2002《地表水环境质量标准》中Ⅲ类水体标准，可满足人工景观用水等高级回用的要求。

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Surface water environmental quality standard GB 3838-98 was generally framed.

制定了GB3838－98地表水环境质量标准的总体框架。

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The outflow water quality under the planed load met the China standard for surface water resources ( GB3838-2002). We increased the inflow load, and test the pre-treatment effect of subsurface wetlands.

在设计进水负荷条件下出水水质可以达到《地表水环境质量标准》（GB3838-2002）中的三级标准的要求提高进水负荷，考察潜流湿地的预处理效果。

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Classification standard of water quality is based on the criterion GB 3838& 2002, and pollution degree is divided into 5 levels.

以地表水环境质量标准GB3838&2002为依据，污染程度共分为5个等级。

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The concentrations of heavy metals in Xinqiao stream meet the "Surface Water Environmental Quality Standard" ( GB3838-2002)ⅲ. 2.

新桥河水体中重金属离子浓度基本达到《地表水环境质量标准》（GB3838-2002）Ⅲ类标准。

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This paper also uses the nation surface water environment quality criterion to evaluate the water environment quality in the two reservoirs comprehensively.

依据国家地表水环境质量标准对两水库水环境质量进行了综合评价。

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The result shows that the removal rate of CODcr is up to98%, and then the effluent can meet the overall sewage discharge standard of the second grade.

结果显示，系统的COD总去除率达98%以上，出水水质达到污水综合排放二级标准。

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The utility model aims at providing an improved flat barrel filter element capable of making the sewage filtered by the filter element reach Integrated Wastewater Discharge Standard of the state.

其目的是提供一种改进的平筒滤芯，使经其过滤的污水达到国家规定的《污水综合排放标准》。

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The main contents of the new Standards and the relation and differences between them and the existing "integrated Wastewater Discharge Standards" promulgated in 1966 are briefed.

该文介绍了国家新颁布的《城镇污水处理厂污染物排放标准》的主要内容及与国家1996年颁布的《污水综合排放标准》之间的关系和区别。

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The evaluation is complied with national stipulation about comprehensive discharge standard of sewage.

评价选用国家制定的污水综合排放标准。

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The treated wastewater can meet the requirements of standard III of the comprehensive wastewater discharge standard ( GB9878-1996) when the reaction time is 30 minutes at 300 ℃ or reaction time is 60 minutes at 280 ℃.

在300℃下反应30min或在280℃下反应60min，处理水可达到污水综合排放标准GB9878-1996的三级标准。

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