As the special plan of the urban water supply project,the four design points,such as the prediction of the urban water consumption,the location selection and scale determining of the water treatment plant,the layout of the water supply network,scheme comparison were summarized and analyzed.Taking the east new district of Ziyang city,Sichuan province as an example,the comparison on water supply scheme was introduced,so as to obtains the optimal scheme.%针对城市给水工程专项规划,对城市用水量预测、水厂选址及其规模的确定、供水管网的布置、方案比选四个设计要点进行了总结和分析,并以四川省资阳市城东新区供水为例,重点对供水方案的比选进行了介绍,从而得出最优方案。
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