目 录1 设计概论...............................................................................................................11.1 课题意义............................................................................................................11.2 城乡污水常用处理措施................................................................................11.3 设计任务............................................................................................................31.4 设计资料............................................................................................................41.4.1 厂区概况.......................................................................................................41.4.2 设计规模.......................................................................................................41.4.3 设计水质.......................................................................................................42 污水处理工艺选择...........................................................................................42.1 常用旳城乡污水处理工艺比选..................................................................42.2 工艺方案拟定...................................................................................................62.2.1 A2/O 工艺原理............................................................................................62.2.2 A2/O 工艺流程图.......................................................................................63 污水处理构筑物设计计算............................................................................73.1 设计水量............................................................................................................73.2 粗格栅...............................................................................................................73.2.1 设计阐明.........................................................................................................73.2.2 设计要求........
