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根据饮用水处理过程的特点和对控制的要求 ,设计并实现了基于PLC网络结构的二级集散控制系统 ,对该系统的特点作了介绍。
According to the characteristics of drinking water treatment process and the requirements of control, a secondary distributed control system based on PLC network structure is designed and implemented, and the characteristics of the system are introduced.