本文应用富立叶变换与相关技术原理对数据进行了三种方式的处理。
Three types of data processing are performed using Fourier transformation and correlation technique.
它能形象地描述富氏算法的整个过程,使得富立叶变换的物理概念比较清晰。
It can describe the whole process of Fourier algorithm vividly and makes the physical concept of Fourier Transformation more clear.
一个精确的重富立叶级数解析解用于分析四边形自由的点支横观各向异性平行四边形板的自由振动、屈曲和弯曲。
The accurate double Fourier series analytical solutions are obtained for the free vibration, buckling and bending of Point Supported Anisotropic Skew Plates with four free edges.
本文应用谐波分析法分析了圆度误差,提出了一种圆度误差的简便分析方法,最后讨论了快速富里叶变换的应用。
Using harmonic analysis, the roundness error is analysed. A handy analytical method of roundness error is presented. Then the application of FFT is discussed.
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。
A method of using fast Fourier transformation (FFT) to calculate the frequency characteristics of discrete mathematical model is introduced.
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。
A new algorithm which performs Fourier transform smoothing has been presented and applied to data of staircase voltammetry.
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。
It is proved that the substitituon mapping is a proper Fourier integral operator with generalized hypoellipticity.
红外光谱可作为一种信号的功率谱,用富里叶分析来研究。
The fractal characteristics for the Infrared Spectra have been studied by the Fourier analysis and fractal method.
本文从理论和实验上应用4F富里叶变换透镜系统,把三维物场转换为三维象场。
In this paper three-dimensional object field can be transformed into three-dimensional image field by the 4f Fourier lens system according to the theory and experiment.
还用富里叶级数处理沿径向分段连续荷载的问题。
The Fourier series are also used for dealing with the problem of the sectional continuous load along radial direction.
采用快速离散富里叶变换处理信号;
The mathematical means of discrete Fast Fourier Transform is used in signal processing.
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。
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.
用偏光显微术、平均折射率法和富立叶红外光谱法研究了壳聚糖的溶致液晶行为。
The lyotropic liquid crystalline behavior of a natural macromolecule-chitosan was studied using polarized microscopy, average refractive index method and FTIR.
频域分析借助于快速富里叶变换分析(FFTA)过程,并用由计算机生成的数学模型进行测试。
The frequency-domain analysis is accomplished by fast-Fourier transform analysis(FFTA)procedures and tested with a computergenerated mathematical model.
叶光富在意大利一处洞穴完成训练任务后,周三首次在公众面前亮相。
Ye Guangfu made his first public appearance on Wednesday, just after completing an underground training mission deep in an Italian cave.
叶光富在意大利一处洞穴完成训练任务后,周三首次在公众面前亮相。
Ye Guangfu made his first public appearance on Wednesday, just after completing an underground training mission deep in an Italian cave.
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