By using Fourier transform method, the Green function of a point harmonic force applied at a bi-material plane is obtained.
利用积分变换方法得出了两相材料中作用简谐集中力时的格林函数。
At present, phase shifting method, Fourier transform method and fringe skeleton method are three most important fringe analysis methods.
目前,相移法、傅立叶变换法和条纹骨架法是三种主要的提取相位的方法。
For discrete convolution equation set, generally, people use Fourier transform method to solve. But in some positions, zero frequency will lose.
对于离散卷积方程组,一般采用傅氏变换的方法求解,但在某些特定系数的情况下,零频率丢失。
In addition, the Fourier transform method for solving PDE is introduced in Appendix, as well as the numerical algorithm used in the TPM and CTPM.
此外,本文还在附录里介绍了求解偏微分方程的傅立叶变换法,以及TPM和CTPM中的相关数值算法。
The fundamental limitations that lower the accuracy of Fourier transform method are examined, and improving approaches are discussed correspondingly.
重点讨论了对傅里叶变换法的精度限制因素,并总结了对其改进的各种途径。
The Fourier transform method has been used to analyze the influence of modal amplitude and phase fluctuations in a mode-locked laser on performance of its output pulse.
用傅里叶变换的方法分析了锁模激光器中模式间的相位和振幅涨落对锁模脉冲列特性的影响。
A stroboscopic microscopic interferometry based on Fourier transform method (FTM) is put forward to measure the out-of-plane motion of micro-resonator and micro-cantilever.
提出一种基于傅里叶变换的频闪显微干涉测试方法,对微谐振器和微悬臂梁的离面运动进行测试研究。
By use of the angular-spectrum analysis and the Fourier transform method, a correction method is obtained to describe the propagation of few-cycle pulsed beam with constant beam waist.
利用角谱分析和傅里叶变换的方法,得到一种描述几个周期的等束腰宽度脉冲光束传输的脉冲修正方法。
The processes responsible for the generation of a supercontinuum are identified though the simulation of the nonlinear Schrodinger equation by Split-step Fast Fourier Transform Method.
利用分步傅立叶法数值模拟了广义的非线性薛定谔方程, 分析研究了 多种条件下超 连续光谱的产生过程;
Compared with traditional inverse Fourier transform method, which used zeros padding method, at the same condition of sampling resolution, the method proposed could decrease the calculation load.
与传统的数据长度补零逆傅里叶变换方法相比,在相同的采样分辨率条件下,该方法能有效减小计算量。
In this paper, we apply the Fourier transform method (FTM) of the phase analysis method to double-exposure holographic interferometry and propose double-exposure digital holographic interferometry.
本文将相位分析技术中的傅立叶变换法(FTM)引入二次曝光全息干涉计量中,提出了二次曝光数字全息干涉术。
Fourier-transform method was a method could be used for the design of Gradient-index thin film according to the desired spectral transmission curve.
傅里叶合成方法是一种可以根据期望的光谱特性曲线设计渐变折射率薄膜的方法。
Fourier-transform method was a method could be used for the design of Gradient-index thin film according to the desired spectral transmission curve.
傅里叶合成方法是一种可以根据期望的光谱特性曲线设计渐变折射率薄膜的方法。
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