It adds time delay to the controlling system that can control the time delay system inerrably and overcome the shortcomings of the traditional approximation method.

• 该方法将时间滞后因子自然纳入系统的控制机制，可完全无误差的实现对时滞系统的控制，克服了传统近似法解决时滞所带来的误差问题。