这是我用组态王软件设计的污水处理系统，可以用在城市的污水处理厂，是我的课程设计。-This is my Configuration software designed sewage treatment systems can be used in the city' s sewage treatment plant, is my curriculum design.

基于PLC的污水处理系统设计，PLC的程序流程梯形图，有问题请指教(Design of sewage treatment system based on PLC'PLC program flow chart of the ladder, there are problems please instruct.)

某30万吨污水处理站工艺设计图CAD2004，包含管线图，工艺图流程图，论文等。(300,000 tons of sewage treatment station process design contains a pipeline diagram, process chart flow chart papers.)