中文说明： 插值与拟合，解方程，数据分析，具有丰富的参数选项,有PMUSIC 校正前和校正后的比较，有均匀线阵的CRB曲线，pwm整流器的建模仿真，相关分析过程的matlab方法。
English Description：
Interpolation and fitting, solving equations, data analysis, has a wealth of options, correction PMUSIC before and after correction of the comparison, CRB curve of uniform linear array, the modeling and Simulation of PWM rectifier, correlation analysis of MATLAB method.