rural sewage pollution

基本解释

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。
The results reveal that domestic sewage and rural diffused pollution are the main causes of water pollution.
分析结果表明：点源污染、农村面源污染是中小城镇水体污染的主要原因。
Rural sewage was one of the reasons that caused rural water environmental pollution, and was an important factor in lake eutrophication.
农村的生活污水，是造成农村水环境污染的原因之一，也是造成湖泊富营养化的重要因素。
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