小波包分析提取振动信号中的特征频率，用谱方法计算流体力学一些流动现象的整体稳定性,给出接收信号眼图及系统仿真误码率。- Wavelet packet analysis to extract vibration signal characteristic frequency, Spectral methods of computational fluid dynamics flow of some of the overall stability of the phenomenon, The received signal is given eye and BER simulation systems.