步进顺序控制是可编程序控制器的优势功能，编制步进顺序控制程序的有效方法是画出功能表图。
The advantage function in PLC is stepping sequence control, the efficiency method of establishment the stepping sequence control program is drawing out the function diagram.
为适应不同的控制系统需求，可编程序控制器的功能、容量、运算速度、以及通信能力都在不断地增强。
In order to meet the demand of different control systems, the function, capacity, operation rate and communication capability of programmable logic controller were enhanced continually.
本文叙述了一种用可编程序控制器进行实时控制的电视节目自动播放系统。
This article describes a real-time controlling system of TV program auto-broadcasting with micro-computer PLC (Programmable Logic Controller).
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