It is a critical basis for utilization of rainfall resource and pollution control of runoff in urban area to understand runoff quality and its main influential factors.
掌握城区雨水径流水质及其主要的影响因素是有效地利用城区雨水资源和控制城市非点源污染的基础。
The paper analyses environmental noise pollution of urban area of Xin Xiang city and its causes, and puts forward noise control measures.
本文就新乡市城区环境噪声污染现状，分析了噪声污染产生的原因，提出了防治噪声污染的管理对策。
The paper introduces polluted irritation of industrial and urban wastewater and its effect of minimization, resource, then the epigenetic pollution control and prevention countermeasures are proposed.
该文介绍了工业和城市废水污灌，使其减量化、资源化的作用与效果，论述了后生污染控制及防治对策。
The non-point pollution in urban area is serious and tends to be worse. Understanding about its characteristics and regularities is a basis for effective control.
北京城区面源污染严重并有加重趋势，掌握其污染的特征和规律是实施有效控制的前提。
The non-point pollution in urban area is serious and tends to be worse. Understanding about its characteristics and regularities is a basis for effective control.
北京城区面源污染严重并有加重趋势，掌握其污染的特征和规律是实施有效控制的前提。
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