The important reason of causing our country source of water supplying insufficient and national water environment pollution in some area is low water efficiency and large sewage emission.
造成我国部分地区水源供给不足和全国水环境普遍污染的重要原因是用水效率低和污水排放量大。
At last, this paper puts forward some proposes that, in the area, the pollution source must be controlled and, at the same time, a perfect water environment inspecting system must be set up.
分析了大同盆地浅层地下水受污染原因，建议该地区必须控制污染源，同时建立和完善水环境监测体系。
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。
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