The mathematical means of discrete Fast Fourier Transform is used in signal processing.
采用快速离散富里叶变换处理信号；
Discrete fast Fourier transform (FFT) has been widely applied to signal spectral analysis and can figure out the entire bandwidth spectrum of a signal.
离散快速傅里叶变换算法在频谱分析中得到了广泛的应用，这种算法得到的计算结果是在整个频段上的频谱信息。
The standard method for spectrum analysis in digital signal processing is the discrete Fourier transform(DFT), typically implemented using a fast Fourier transform(FFT) algorithm.
数字信号处理中标准的频谱分析方法是离散傅立叶变换（DFT），典型的实现方法是快速傅立叶变换（FFT）。
Fast Fourier Transform (FFT) is a kind of fast computation method of Discrete Fourier Transform (DFT).
快速傅里叶变换(FFT)是离散傅里叶变换(DFT)的快速算法。
According to the characteristics of unbalance signal, the fast algorithm of discrete Fourier transform (DFT) is presented and accomplished by using microcomputer.
针对测试环境中不平衡量信号的特点，提出了离散傅里叶变换快速算法，并在通用微机上实现。
According to the characteristics of unbalance signal, the fast algorithm of discrete Fourier transform (DFT) is presented and accomplished by using microcomputer.
针对测试环境中不平衡量信号的特点，提出了离散傅里叶变换快速算法，并在通用微机上实现。
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