市民把未处理的污水倒入河中使河水污染。
The townspeople defiled the river by emptying raw sewage into it.
厄瓜多尔第二大石油管道的一处爆裂将河水污染。
A rupture in Ecuador's second largest oil pipeline has polluted the river.
对四道沙河水污染控制的环境工程技术措施进行了阐述。
The measures of environmental engineering technology to control the water pollution of Si Dao Sha river were expounded.
调查国家关于河水污染治理相关政策和措施并对有效性时行评价。
Investigate national policies and measures relative to river pollution management and evaluate their effectiveness.
提出应用流域生态系统的理论促进淮河水污染治理，并提出当前宜先行研究的若干方面。
According to the theory of the valley ecosystem, we put forward some feasible research plans in order to accelerate the regulation of the pollution of the Huai River.
摘要本文对四道沙河污染状况及其对环境的影响进行了概述，并提出四道沙河水污染的控制目标。
The pollution situation of si dao sha river and impact on environment were summarized and control targets of si dao sha river pollution were put forward.
他发现，水是从河里来的，而河水被伦敦排出的脏水污染了。
He found that it came from the river polluted by the dirty water from London.
淮河流域是我国洪水严重、水资源短缺和水污染严重并存的地区，尤以淮河水系为焦点。
China's Huaihe River valley is in a serious shortage of water resources and also is serious polluted.
水资源短缺、水污染严重是黄河水资源管理中面临的主要问题。
Insufficient water resources and serious water pollution are the main issues faced for water resources management of the Yellow River.
沿岸土壤层中砂层为受污染的河水对浅层地下水的补给提供了条件，造成浅层地下水污染，对当地生态系统和人类健康构成潜在的威胁。
The sand layer in the soils could provide transportation of pollutants from the polluted rivers, which could be potential threat to ecosystem and local population.
沿岸土壤层中砂层为受污染的河水对浅层地下水的补给提供了条件，造成浅层地下水污染，对当地生态系统和人类健康构成潜在的威胁。
The sand layer in the soils could provide transportation of pollutants from the polluted rivers, which could be potential threat to ecosystem and local population.
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