中文说明：插值与拟合，解方程，数据分析，实现了对10个数字音的识别，迭代自组织数据分析，模拟数据分析处理的过程，进行波形数据分析,计算加权加速度。
English Description：
Interpolation and fitting, solving equations, data analysis, the realization of the 10 digital tone recognition, iterative self-organizing data analysis, simulation data analysis and processing process, the waveform data analysis, calculate the weighted acceleration.