摘要
介绍水处理程序控制系统改造过程及可编程序控制器 (PLC)
The paper presents the process of improving the program control system and the application of PLC and sequence controller in water quality treatment.
出处
《大氮肥》
CAS
2003年第5期359-360,共2页
Large Scale Nitrogenous Fertilizer Industry