The theme of this year's World Water Day, “Clean Water for a Healthy World”, emphasizes that both the quality and the quantity of water resources are at risk.
今年世界水日的主题是“保障清洁水源，创造健康世界”，强调水资源质量和数量都面临威胁。
The sector also threatens "enormous pressure on ecosystems, biodiversity, land and forest resources and water quality".
相关部门同样指出：这同样会对生态环境、生物多样化、土地和森林资源以及水质施加过大的压力。
A reasonable assessment of water quality is beneficial to effective management and control of water resources.
对水质进行合理的评价有助于对水资源进行有效的管理和调控。
Water resources are mainly large number of tributaries and Taohe Xiahe through the city, rich in water resources, water quality and the development of great potential for good.
水资源主要有大夏河诸多支流和洮河流经本市，水资源丰富，水质良好且开发潜力大。
To evaluate underground water quality and analyze water quality change trend offered dependable basis for underground water utilization and protection water resources in the area.
评价了地下水水质功能，并分析了水质变化趋势，为该地区开发利用地下水，保护水资源提供了可靠依据。
The theme of this year's World water Day, "Clean water for a Healthy World", emphasizes that both the quality and the quantity of water resources are at risk.
今年世界水日的主题是“保障清洁水源，创造健康世界”，强调水资源质量和数量都面临威胁。
Wastewater recycling could not only be effective on protecting limited quality of freshwater resources, it could also meet the growing demand in water supply.
污水再生利用不仅能有效保护有限的优质淡水资源，还能满足不断增长的用水需求。
This article evaluates the externality through joint usage of water resources model and water quality mode.
开发并联合利用了水资源模型和水质模型来评估水权交易的外部性。
Renewable water is sewage that the city or after chemical treatment to certain water quality standards and the repeated use of non-potable water resources.
再生水是指城市或生活污水经化学处理后达到一定水质标准并可重复使用的非饮用水资源。
Monitoring the quality and quantity of available river water basic informations, provide analysis results for water resources development, distribution and protection services.
监测掌握河道来水的质和量两种基础资料，提供分析结果，为水资源开发、利用、配置和保护服务；
Water resources has natural renewal and social renewal, water quantity renewal and water quality recovery.
水资源具有自然再生和社会再生、水量再生和水质恢复等四种类型。
Water one of man's most precious resources, is generally taken for granted until its use is threatened by reduced available or quality.
水是人类最宝贵的资源之一。但在因水质降低或水源不足而危及水的利用之前，人们一般都不珍惜它。
At last, it analyzes and evaluates water quality in Liaohe area and Tieling area and issues some advice how to protect surface water resources.
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。
The main goal of water resources protection is to meet the requirement for water quality standard in water function zones. The water quality in function zones is affected by many factors.
由于功能区水质状况受诸多因素影响，复杂多变，规划设计的功能区水质保护目标能否实现，主要决定于对功能区各类水质超标风险因子的防御和调控能力。
The quantity, quality status, and temporal and spatial change of water resources of Haihe river basin are analyzed.
分析了淮河流域水资源的数量和质量现状及其时空变化特征。
It is also an effective way of saving water and reducing drainage by recycling regenerated wastewater and providing high-quality water resources.
废水再生后回用，可提供高标准的回用水源，也是节水减排的一个有效手段。
Impact by resources and categories of waste water in hazardous waste treatment center and uncertainties of water quality and quantity provide a broadspeetrum on their treatment process.
危废处置中心的废水、废物来源和种类影响，水质、水量呈现不确定性，对其处理的工艺应具有广谱性。
The utilization of low quality water sometimes locally or just in some districts, it has some advantages on the way of saving water resources and reducing the investment of purify facilities.
低质水系统通常是局部或区域性的，在节约水资源和降低水处理费用等方面存在优势。
Surface water resources characteristics, such as rainfall, runoff, water quality and so on, were analyzed using the long-term observation data in Yantai City.
根据烟台市多年统计资料，从降水、径流、水质、蒸发等方面对水资源特性进行了分析。
The Changbaishan area is exceptionally rich in water and mineral water resources with high-quality and considerably water yield, and a regional distribution.
长白山地区有得天独厚的水资源和矿泉水资源，并且质优量大，分布分区。
Gong lake automatic monitoring station for water quality is the first water quality monitoring station set up by Taihu hydrology and resources survey bureau.
贡湖水质自动站是太湖局建设的第一座水质监测站。
Water conservation forest is a special kind of protection forests. It can protect water resources, control soil erosion, purify water quality and so on.
水源涵养林是具有特殊意义的防护林种，具有很好的涵养水源、保持水土、净化水质等功能。
The most important factor of causing water quality malignization and water loss in the water-resources watershed region is come from the exploitative action of changing soil use goal.
在水源集水区中最常造成水质恶化与水量流失之因素主要是来自变更土地使用目的的开发行为。
The most important factor of causing water quality malignization and water loss in the water-resources watershed region is come from the exploitative action of changing soil use goal.
在水源集水区中最常造成水质恶化与水量流失之因素主要是来自变更土地使用目的的开发行为。
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