urban area pollution source 市区污染源
water area pollution source 水体污染源
area source of water pollution 水污染面源
Agricultural Area Source Pollution Control 农业面源污染控制
farm area-source pollution 农村面源污染
The domestic sewage discharge is the important source of non-point pollution in rural area.
农村生活污水是农村面源污染的重要来源。
Therefore, it is meaningful to carry out empirical studies on the risk management theory and assessment method in terms of the accidental pollution events in source water area.
因此，从水源地安全的角度出发，针对水源地突发性污染事件进行风险评价理论及方法的实证研究，具有一定的现实意义。
Agriculture non-point source pollution has become one of the most important source pollution of Qiandao lake area with the control of the point source pollution.
随着对点源污染管理力度的增大，农业面源污染已逐渐成为千岛湖区域的主要污染源之一。
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