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本文将加窗付里叶变换用于典型非线性模型Ｌｏｒｅｎｚ模型与Ｒｏｓｌｅｒ模型的分析中，展示了非线性模型独特的时频分布特征。
In this paper, windowed Fourier transform is used in the analysis of Lorenz model and Rosler model, which shows the unique time-frequency distribution of nonlinear model.