在两个混沌系统实现单变量驱动耦合同步情况下，采用混沌遮掩的加密方式，实现混沌保密通信，-Two chaotic systems synchronize single variable drive coupling case, the use of chaos cover of encryption, Secure Communication,

基于预测控制的永磁同步电机直接转矩控制，利用matlab/simulink平台建立了永磁同步电机直接转矩控制的仿真模型-Based on predictive control of permanent magnet synchronous motor direct torque control of permanent magnet synchronous motor was established based on matlab/simulink platform simulation mod