But now, PLC mostly still take on the most essential control, such as sequential control and PID feedback control.
然而，PLC还大都只是承担最基本的控制功能，如顺序控制和PID反馈控制。
The use of sequential rely feedback tests for system try to obtain a more accuracy process model, to design PID controller method based on the internal model control principle is presented.
提出采用连续继电反馈实验辨识高精度的过程模型，基于内模原理设计PID控制器的方法。
The use of sequential rely feedback tests for system try to obtain a more accuracy process model, to design PID controller method based on the internal model control principle is presented.
提出采用连续继电反馈实验辨识高精度的过程模型，基于内模原理设计PID控制器的方法。
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