【摘要】 介绍了一种可视化的离散傅里叶变换教学课件，该课件以文字说明和图形的方式，对ＤＦＴ性质进行演示和说明，可用于课堂教学和实验教学更多还原

【Abstract】 A kind of instruction Software for visualized Discrete Fourier Transform (DFT) is explained in this paper. In explaining with words and graphics, the natures of DFT are demonstrated by the software. It can be used for classroom teaching and experiment teaching.更多还原