依据龙洞河地表水质监测数据，客观分析了龙洞河水质污染现状、主要污染物。
Based on surface water quality data, this paper objectively analyzed the pollution status of Longdong River.
南宁城市环境项目将协助广西壮族自治区南宁市遏止部分中心城区地表水质进一步恶化趋势。
The Nanning Urban Environment Project will assist Nanning Municipality in Guangxi Zhuang Autonomous Region to stop the deterioration of surface water quality in selected urban centers.
以本方法为工作原理的TN-2000型总氮测定仪可用于地表水质及污水的在线监测。
The Total Nitrogen Analyzer (TN-2000) based on the principle of high temperature oxidation & chemiluminescence can be used in the on-line monitoring of surface water and waste water.
这项科学研究是美国地质调查局国家水质评估项目的一部分，旨在对美国地下和地表水质进行检测。
This study is part of efforts by the U.S. Geological Survey's National Water-Quality Assessment Program to monitor the quality of the nation's groundwater and surface water.
通过对不同时段和不同监测点环境监测数据的对比分析，研究蓟运河干流地表水质的时空变化特征。
The temporal and spatial characteristics of surface water quality in Jiyun river are analyzed based on environmental measurement data.
依据龙洞河地表水质监测数据，客观分析了龙洞河水质污染现状、主要污染物。根据污染特征，提出了相应的防治措施。
Based on surface water quality data, this paper objectively analyzed the pollution status of Longdong River. And the control measures were put forward in accordance with pollution characteristics.
本文阐述了佳木斯地区地表水水质污染情况，并对主要污染物进行了动态分析、评价。
The paper expounds pollution condition of surface water of JiaMuSi area, and makes assessment and dynamic analysis of main pollutants.
在点源污染逐步得到有效控制的今天，面源，这一对地表水体水质有严重影响的污染源在发达国家已经引起了极大的关注。
The nonpoint source pollution, which has played an important role on surface water pollution has been given much attention because of the effective controlling of the point source pollution.
对辽河流域铁岭段水质现状进行分析评价，并对辽河铁岭段的地表水水资源保护提出建议。
At last, it analyzes and evaluates water quality in Liaohe area and Tieling area and issues some advice how to protect surface water resources.
评价了地表水与地下水的水质。
The paper assessed the quality of surface water and groundwater.
近几十年来陕北地区油气大规模的开采，对延河和清涧河流域地表水水质状况造成严重影响。
With the increase of petroleum resource exploitation in Northern Shaanxi during recent decades, the quality of surface water of Yanhe River and Qingjianhe River is affected seriously.
文章介绍了BD-5水质稳定剂对低硬低碱度地表水的阻垢性能研究情况。
The research status of scale-resistant property of water quality stabilizer BD-5 for low hardness and low alkalinity surface water is presented in this paper.
否则，难民们会由于他们紧急的需求而不顾水质的好坏使用任何最靠近的水源，如地表水、或地下水（井水或泉水）等。
Otherwise, DPs will use surface water or, less often, ground water (well or spring)-or whatever water is closest, regardless of quality-for their immediate needs.
地表水是可再生资源，但是人类活动产生的负面效应严重的限制了水质恢复能力。
Surface waters in particular are renewable resources with a limited capacity to recover from adverse impacts from human activities.
评价水域水质未超过地表水ii I类水标准。
Evaluation of water did not exceed surface water Class III water standard.
结果表明：辽河流域地表水水质污染以有机污染为主，点源污染重于面源污染。
The result indicates that the pollution of surface water in Liaohe river basin is mainly the organic pollution, the point source polluted is weighter than the surface pollution.
本文对近年来应用遥感技术对地表水水质进行监测的研究进展做了总结。
The paper reviewed the progresses in the application of remote sensing to surface water quality monitoring.
空气质量常年保持优级、地表水常年保持一二类水质，森林覆盖率达85%以上，植被覆盖率高达90%以上。
Air quality is quite good throughout the year and is the same with water quality. Forest coverage rate reached more than 85% and vegetation coverage rate is as high as 90%.
空气质量常年保持优级、地表水常年保持一二类水质，森林覆盖率达85%以上，植被覆盖率高达90%以上。
Air quality is quite good all the year round and is the same with water quality. Forest coverage rate reaches more than 85% and vegetation coverage rate is as high as 90%.
由环保统计资料分析得出济南市水污染的现状特征是地表水体普遍受到污染，并有进一步恶化的趋势；地下水水质总体情况良好，但若不注意保护即有遭受污染的可能。
We can get the characteristics of the present situation of water pollution in Jinan city from the analyses of the statistics of Jinan Environmental Protection Bureau.
由环保统计资料分析得出济南市水污染的现状特征是地表水体普遍受到污染，并有进一步恶化的趋势；地下水水质总体情况良好，但若不注意保护即有遭受污染的可能。
We can get the characteristics of the present situation of water pollution in Jinan city from the analyses of the statistics of Jinan Environmental Protection Bureau.
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