此程序为自动控制原理中实现基本PID控制算法的例子程序，能查看调节曲线，显示曲线输出，参数修改等功能。-This procedure for the automatic control theory to achieve the basic PID control algorithm example program that can view the regulation curve, showing the output curve, parameter modification functi

熟悉自动控制的经典算法，有助于设计自动控制设备。(Familiar with the classic algorithm of automatic control, help to design automatic control equipment.)

学习自动控制原理中的经典算法，PID算法，为调试自动控制设备做知识储备。(Learn the automatic control principle of the classic algorithm, PID algorithm for debugging automatic control equipment to do knowledge reserves.)