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本文介绍步进计数器法顺序控制回路设计的基本原理、方法以及控制实例.指出这一方法的许多优点、并通过解实例来说明它的广泛应用,同时也指出了这一方法的不足之处以及采用这一方法设计时应注意的问题。
This paper introduces the basic principles, methods and control examples of step-by-step counter sequence control loop design.It points out many advantages of this method and explains its wide application by solving examples. Meanwhile, it also points out the shortcomings of this method and When using this method design should pay attention to the problem.