The impact of non - point source pollution to water environment in nenjiang river upstream basin 非点源污染对嫩江上游流域水环境的影响
It is significant for us to understand and to control urban storm runoff 科学认识和有效控制城市雨水径流所带来的非点源污染有着重要的意义。
Now soil erosion and non - point source pollution are becoming the attentive topic among the people 其中，土壤侵蚀和非点源污染问题正成为目前人们关注的话题。
Lay out of agricultural commodity bases and agricultural industrialization in the industrial zone along harbin - dalian railway 区域农业非点源污染的趋势与控制对策
Because this runoff emanates from a wide area rather than a single source , it is classified as nonpoint source pollution 又因为暴雨迳流来自广大的地区，非单一来源，所以归类为非点源污染。
With the expansion of towns in jiangsu , china , the pollution of non - point pollutant and sewage has been more serious 摘要由于城镇规模的不断扩大，小城镇的非点源污染和生活污水污染负荷日益增加。
The water pollution can be divided into two major categories of point source and area - source pollution according to the different way of discharge 摘要根据排放方式的不同，水体污染可以分为点源污染和非点源污染两大类。
Rainfall - runoff simulation is the very important technique for soil erosion , non - point source pollution , surface water balance calculation and some other study fields 降雨径流模拟是土壤侵蚀、非点源污染、地表水量平衡计算等众多研究领域的非常重要的技术手段。
Water quality is an important issue for flood management study , in the thesis the estimation of non - point source pollution load and simulation are researched in consideration of water quality monitoring situation 洪水管理中的重要问题在于需要研究水质，论文结合目前我国水质监测现状，比较深入地研究了非点源污染模拟与负荷估计问题。
