The Spatial -Band width product of 2-D Fourier transform optics system has been discussed dinal in this paper.
用付立叶光学原理，从理论与实践讨论了二维付立叶交换光学系统的空间带宽积的物理意义。
The combination of double fiber optic Moire interference fringes and Fourier transform can measure an object 3-d profile.
双光纤莫尔干涉条纹与傅里叶变换法相结合可以测量物体的三维轮廓。
With the matched layer boundary conditions being introduced, only the 1-D Fourier transform in space is needed for the PS method, greatly improving the computational efficiency.
此外，在伪谱法中引入匹配层边界条件后，只需对空间做一维傅里叶变换，大大提高了伪谱法的计算效率。
The phase error caused by leakage in a 3- D object measurement Fourier transform profilometry (FTP) method is discussed.
讨论了频谱泄漏对傅里叶变换轮廓术测量精度的影响。
The objects 3-D profile are reconstructed by using of the Fourier transform.
双光纤莫尔干涉条纹与傅里叶变换法相结合可以测量物体的三维轮廓。
The resulted D, L-lactide and glycolide were found to have ring structure by fourier transform infrared spectrometry and proton nuclear magnetic resonance(1H NMR) spectrometry.
通过傅立叶红外光谱和氢核磁谱（1H NMR）测试表明所合成的丙交酯和乙交酯具有环状结构。
The author has discussed two integral transforms for 2.5-D transient electromagnetic forward modeling, namely, inverse Fourier transform and inverse Laplace transform.
这里讨论了瞬变电磁法2.5维正演模拟中的两个积分变换：傅里叶逆变换和拉普拉斯逆变换。
Fourier transform profilometry and Phase shifting are two important methods in 3-d measurement of body.
傅里叶变换轮廓术和相移法是投影栅法测物体三维形貌的两种重要方法。
Study two of the most important basic operations in digital image processing: 2-D Discrete Fourier Transform and 2-D Discrete Convolution Transform. Map them on RCA.
研究了数字图像处理中两种最常用的算子——离散二维傅立叶变换和离散二维卷积，并给出了它们在RCA上的映射策略和映射过程。
Study two of the most important basic operations in digital image processing: 2-D Discrete Fourier Transform and 2-D Discrete Convolution Transform. Map them on RCA.
研究了数字图像处理中两种最常用的算子——离散二维傅立叶变换和离散二维卷积，并给出了它们在RCA上的映射策略和映射过程。
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