中文说明：有CDF三角函数曲线/三维曲线图，基于混沌的模拟退火算法，用谱方法计算流体力学一些流动现象的整体稳定性,重要参数的提取，语音信号的采集与处理，数字信号处理课设，进行逐步线性回归。
English Description：
CDF trigonometric curves / 3D graph, based on chaotic simulated annealing algorithm, spectral method for calculating fluid mechanics some flow phenomena of the overall stability, important parameters extraction, speech signal acquisition and processing, digital signal processing courses, stepwise linear regression.