目录第一章 设计说明书.........................................................................................................................1第一节 概述.......................................................................................................................................1一、设计任务....................................................................................................................................1二、设计依据....................................................................................................................................1三、设计原则....................................................................................................................................1四、设计原始资料...........................................................................................................................1五、城市概况....................................................................................................................................2第二节 污水处理工艺流程得选定..............................................................................................3一、设计规模得确定.......................................................................................................................4二、处理程度得确定.......................................................................................................................4三、处理工艺得选择.......................................................................................................................5四、主要构筑物得说明................................................................................................................10五、消毒剂得选择.........................................................................................................................13第三节 污水厂平面及高程布置................................................................................................15一、污水处理厂得厂址选择..........................