中文说明： 用谱方法计算流体力学一些流动现象的整体稳定性,用于建立主成分分析模型，欢迎大家下载学习，小波包分析提取振动信号中的特征频率，基于kaiser窗的双谱线插值FFT谐波分析，包含飞行器飞行中的姿态控制，如侧滑角，倾斜角，滚转角，俯仰角。
English Description：
Computational Fluid Dynamics flow by spectral method of overall stability, principal component analysis was used to build models, you are welcome to download, extract characteristic frequency of vibration signal Wavelet packet analysis and Kaiser Windows based dual spectral lines interpolation FFT of harmonic analysis, contained attitude control of aircraft in flight, such as sideslip angle, angle of roll angle, pitch angle.