说明：  电机控制是指，对电机的启动、加速、运转、减速及停止进行的控制。根据不同电机的类型及电机的使用场合有不同的要求及目的。对于电动机，通过电机控制，达到电机快速启动、快速响应、高效率、高转矩输出及高过载能力的目的。
(Motor control refers to the control of starting, accelerating, running, decelerating and stopping of motor. There are different requirements and purposes according to different types of motors and the use occasions of motors. For motor, through motor control, the purpose of fast starting, fast response, high efficiency, high torque output and high overload capacity of motor is achieved.)