中文说明： 旋转机械二维全息谱计算，计算加权加速度,BP神经网络的整个训练过程,这个有中文注释，看得明白，滤波求和方式实现宽带波束形成，可以实现模式识别领域的数据的分类及回归。
English Description：
Calculated two-dimensional holospectrum in rotating machinery, weighted accelerations, BP neural network for the entire training process, the Chinese comments, see, filter band beam forming the sum, you can implement data in the field of pattern recognition classification and regression.