After affirming the existence of non-Fourier effect, the hyperbolic equation suited for describing rapidity heat transfer process inside propellant is obtained.
通过分析研究点火瞬态过程中推进剂内部急速热传导存在的非傅立叶效应，推导得到具有双曲性质的固体推进剂瞬态热传导方程。
Fourier translation, as a traditional method of signal analysis and processing, has essential effect and bring far_-reaching impact on mathematics and engineering application.
傅立叶变换作为一种传统的信号分析和处理方法，已在数学和工程应用中发挥了重要的作用和产生了深远的影响。
The effect induced by the increment of refraction index and dispersion of glass in the wide bands FT(Fourier Translate) lens were introduced.
介绍了宽谱段傅里叶变换镜头中光学玻璃的折射率、色散变化对系统的成像质量的影响。
The Fourier amplitude spectrum used in a seismological model can be expressed as a product of source spectrum, propagation path factor and site effect in frequency domain.
在频域内，场地的地震动傅立叶幅值谱，可以表示为震源谱、传播路径影响因子和场地效应的乘积。
By Fourier transform, produces a fast and accurate calculation for dose precompensation in proximity effect correction for electron beam lithography.
将付里叶变换法运用于电子束曝光的邻近效应校正中，形成了快速、准确的剂量校正法。
It is found that the Fourier and Blot Numbers have big effect on the convergence speed of series solution.
通过对级数解的数值计算发现傅立叶准则和毕渥准则对级数解的收敛速度有显著的影响。
The effect of double Fourier transform filtering and the optimization of experimental parameters have been studied.
对双重傅里叶变换滤波效果、实验参数的优化作了研究。
Fast Fourier Transform (FFT) is inevitable to cause the spectrum leakage and fence effect because of truncation and discreteness in signal collection.
采用快速傅立叶变换(FFT)进行电力系统谐波分析时，需要对采样信号截断并离散化，从而导致频谱泄漏和栅栏效应。
The effect of the light source spectral distribution can be cancelled out with the help of the zero order spectrum of the Fourier transform of the interferogram.
利用干涉图的零频分量消除光源谱分布的影响，获得两束干涉光的振幅比；
The effect resistance between two arbitrary nodes in an infinite square lattice with two binds resistors is calculated using the finite Fourier transformation.
应用有限傅立叶变换，导出两套不同阻值电阻组成的平面正方形无限网络任意两节点间等效电阻的积分表达式。
Since the Fourier transform of a Gaussian is another Gaussian, applying a Gaussian blur has the effect of reducing the image's high-frequency components; a Gaussian blur is thus a low pass filter.
由于高斯分布的傅里叶变换仍然是高斯分布，使用高斯模糊就减少了图像的高频分量，因此高斯模糊是低通滤波器。
Since the Fourier transform of a Gaussian is another Gaussian, applying a Gaussian blur has the effect of reducing the image's high-frequency components; a Gaussian blur is thus a low pass filter.
由于高斯分布的傅里叶变换仍然是高斯分布，使用高斯模糊就减少了图像的高频分量，因此高斯模糊是低通滤波器。
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