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该文介绍了一种由PLC与个人计算机组成网络的砌块生产线自动控制系统 ,该系统通过通讯实现了对 2 2台生产设备的综合管理与自动控制“,”This paper primarily introduces the automatic control system of building blocks production line.As a network system composed of one Personal Computer and five PLCs,this control system accomplishes the function of comprehensive management and automatic control by communication.