此程序内包含三相异步电机的调速各种仿真，希望对大家有用。-This program contains a variety of three-phase induction motor speed control simulation, want to be useful to everyone.

该程序内包含了异步电机的各种制动过程仿真，希望对大家有帮助。-The program contains a variety of asynchronous motor braking process simulation, we want to help.