对于初学matlab的同学会有帮助，直线阵采用切比学夫加权控制主旁瓣比，基于kaiser窗的双谱线插值FFT谐波分析。- Matlab for beginner students will help, Linear array using cut than learning laid upon the right control of the main sidelobe ratio, Dual-line interpolation FFT harmonic analysis kaiser windows.