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我厂聚酯生产中配置的TDC2000是一套完整的控制系统。它是由回路级、装置级和工厂控制级三级分系统构成的,回路级分
The TDC2000 configured in our polyester production plant is a complete control system. It consists of loop level, device level and factory control level three subsystems, the loop fraction