1·One of the most common digital-signal-processing techniques is the discrete Fourier transform (DFT), which breaks a signal into its component frequencies and can be represented as a matrix.
最常见的数字信号处理技术之一是离散傅立叶变换（DFT），它把一个信号分解成它的组成频率，并表示成一个矩阵。
2·For 185 years since the Master, known to the laity as Joseph Fourier, launched his scheme for world domination, the entire physical science community has been working towards this moment.
自从凡夫俗子所熟悉的约瑟夫·傅立叶大师启动称霸世界的方案以来已经过去了185年，整个物理界一直在朝着这一时刻而努力。
3·It is then subject to such mathematical indignities as wavelet decomposition, multi-resolution Fourier analysis, polyphase filtering and discrete cosine transformation.
接下来它还要经过一些数学处理程序，比如小波分解，多重分辨率傅立叶分析，多相过滤，离散余弦变换等。
4·When they turned these measurements into a series of waves using a mathematical trick called a Fourier transform, the waves increased in magnitude as their frequency decreased.
当他们把测量结果通过傅立叶变换分解成一组波时，这组波随着频率减小而增幅巨大。
5·The lens-less device is called a Planar Fourier Capture Array.It's a flat piece of doped silicon.
这款相机的科学名称是平面傅立叶光线捕捉器，是一种没有镜头的相机，外观看来就是一片涂层硅。
1·This is not to say that Marx learnt nothingfrom utopian thinkers like Fourier, Saint-Simon and Robert Owen.
这并是不说，马克思从乌托邦思想家如傅里叶、圣西蒙、罗伯特.欧文处一无所学。
2·Each of its pixels is sensitive to specific incident angles and supplies a component of the mathematical operation called the Fourier Transform to produce an image about 20 pixels across.
它的每一个像素点都对指定的入射角十分敏感，并提供一部分称为“傅里叶变换”的数学运算以产生一张20像素的图像。
3·Faster than Fourier?
比傅里叶更快？
4·“Fourier transform looks at the whole signal at once, ” Strang says.
“傅里叶变换一次性地考察整个信号，”Strang说。
5·Fourier hologram with informations in the reference beam can be used as a holographic translator.
参考光具有信息内容的傅里叶全息图可用来做全息翻译器。
1·A method of using fast Fourier transformation (FFT) to calculate the frequency characteristics of discrete mathematical model is introduced.
介绍了利用快速富里叶变换(FFT)计算离散数学模型频率特性的方法。
2·A new algorithm which performs Fourier transform smoothing has been presented and applied to data of staircase voltammetry.
本文提出一种新的富里叶变换平滑算法并应用于处理阶梯扫描伏安法的实验数据。
3·It is proved that the substitituon mapping is a proper Fourier integral operator with generalized hypoellipticity.
证明了变量替换映射是一个具广义亚椭园性的适的富里叶积分算子。
4·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；
5·In this paper, the nonlinear transverse deflection or buckling is analyzed for unsymmetrical composite laminates under loads in plane by means of the generalized Fourier series method.
本文利用广义富里叶级数法对非对称复合材料层板在面内载荷作用下的非线性横向变形或屈曲问题进行了分析。