The digital computer can exercise control more rapidly than traditional analogue controllers, emulating Proportional, Integral and Derivative (PID) control and other methods as required.

• 传统的模拟控制器模拟比例、积分、微分(PID)和其它根据要求而定的方法，数字计算机则可比传统的模拟控制器更快地实施控制。