中文说明：
主要包括余弦坡度窗、帕曾窗、指数窗和高斯窗，窗函数的选择对于结果起着重要的作用，针对不同信号和不同的处理目的来确定窗函数的选择才能取得良好的效果。
English Description：
It mainly includes cosine slope window, pazen window, exponential window and Gaussian window. The selection of window function plays an important role in the result. Only by determining the selection of window function for different signals and different processing purposes can we achieve good results