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目前,水污染已成为全社会关注的环境问题,水污染治理被国家列为基本国策,全国各地越来越多的污水处理厂建成并投入使用。而污水处理厂运行管理是一项技术要求高,操作
At present, water pollution has become an environmental issue of concern to the whole society. Water pollution control is listed as a basic national policy by the state. More and more sewage treatment plants across the country are built and put into use. The operation and management of sewage treatment plant is a high technical requirements, operation