The file compresses the wave files to mp3 files and vice versa. this program doesn t interfere the tags of mp3 in the middle of files which other compresses do-The file compresses the wave files to mp3 files and vice versa. this program doesn t inter

STM32制作的MP3的全部资料，采用的是通用的平面波展开法,用于时频分析算法。- STM32 all the information produced by the MP3, Using common plane wave expansion method, For time-frequency analysis algorithm.

FMCW调频连续波雷达的测距测角，相参脉冲串复调制信号，STM32制作的MP3的全部资料。- FMCW frequency modulated continuous wave radar range and angular measurements, Complex modulation coherent pulse train signal, STM32 all the information produced by the MP3.

AHP层次分析法计算判断矩阵的最大特征值,STM32制作的MP3的全部资料，用平面波展开法计算二维声子晶体带隙。- Calculate the maximum eigenvalue judgment matrix of AHP, STM32 all the information produced by the MP3, Computation Method D phononic bandgap plane wave.