Abstract
For scientific management of sewage treatment operation of city, and playing a greater environmental and economic benefits, this paper takes into account the factors such as watershed planning and construction of sewage treatment plant comprehensively, to establish a comprehensive evaluation indicator system for urban sewage treatment. The calculation method of evaluation standard and index is established and analytic hierarchy process method is also used to determine the weight of each indicator. Then the evaluation model of urban sewage treatment system construction scheme in watershed planning is put forward, which has certain referential significance for optimization and evaluation of all kinds of schemes, and provides important base for multi objective comprehensive evaluation of planning schemes.
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