This paper describes two microcomputer programs of electron diffraction spot patterns.

1、

We analyse the correlation image, present the way that removes liquid crystal diffraction spot, direct current spot and image noise, and binarize the correlation image finally.

提出了消除液晶衍射光斑、直流光斑和图像噪声的方法；最后对相关峰图像进行了二值化处理。

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2、

Then the diffraction spot size is decreased, and the optical resolution is increased, so the accuracy of the fine tracking system is improved.

由此减小接收衍射光斑的大小，提高系统的光学分辨能力，从而提高精跟踪系统的精确性。

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3、

The broadening of diffraction line is called broadening effect.

这种使衍射峰变宽的现象被称为超微粒子的（？）

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4、

Pt-particle size was determined by three methods: Xray Diffraction Line Broadening, Transmission Electron Microscope and Hydrogen Chemisorption. The dispersion of Pt in NaY zeolite and the effect of Pt particle size on hydrogen spill-over were also discussed.

用X&射线衍射峰宽化法、透射电子显微镜和氢化学吸附三种方法测定了Pt粒大小，讨论了Pt在NaY中的分散性及三种测定分散度方法的特点。

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5、

Based on GTD, this paper presents accurate tracing equations for the diffraction ray on the cone and cylinder which are suitable for both the far field and the near field and more accurate than those in the literature published in recent years.

基于几何绕射理论研究了圆锥体以及圆柱体上精确的绕射线寻迹方程，所得公式在射线寻迹上适用于远场与近场，比目前文献提及的方法更精确。

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6、

Simulation for Etching Diffraction Grating by Use of Scalar Diffraction Theory

标量衍射理论模拟蚀刻衍射光栅

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7、

Two Different Optical Arrangement for Making Plane Holographic Diffraction Grating

制作全息平面衍射光栅的两种光路

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8、

Analyzing the Characteristics and Better Utilization of Micro Programmable Diffraction Grating

微型可编程衍射光栅的特性分析

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9、

Calculation Methods for the SNR of Diffraction Grating Efficiency Measurement System

红外光栅衍射效率测量系统信噪比计算方法的研究

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10、

Mitigation of GPS Signal Diffraction Effect for Deformation Applications Based on Environment Modelling

变形监测中GPS信号衍射误差的环境建模法

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11、

An Analysis on Diffraction Effect and Calculation of SAW Transverse Filter

声表面波横向滤波器的衍射计算及衍射效应的分析

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12、

Change of Polarization of Vortex Beams Induced by Diffraction Effect

衍射效应诱导涡旋光束的偏振度变化

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13、

Diffraction effect is one of the main factors affecting the properties of SAW filters.

衍射效应常常是影响SAW滤波器特性的重要因素之一。

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14、

Fatigue Damage Detection by Laser Diffraction Spectrum Intensity Ratio

疲劳损伤的激光衍射谱面光强检测方法研究

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15、

Damage Variable Defined by Intensity Ratio of Laser Diffraction Spectrum

用激光衍射谱谱面光强比定义损伤变量D（K）的研究

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16、

Measuring Plastic Deformation on Metal Surface Through Laser Diffraction Spectrum

激光衍射谱测量金属塑性变形的方法研究

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17、

Normal one beam model for Fourier transform analysis method of photoelectron diffraction spectrum

光电子衍射谱Fourier变换分析方法的垂直单电子束模型

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18、

Measurement of Metal Plastic Deformation Using Method of Laser Diffraction Spectrum Intensity Ratio

金属塑性变形的表面光反射率测量方法研究

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19、

X-ray diffraction spectrum is more sensitive than Raman scatting spectrum to small crystallization.

与拉曼散射光谱相比，X射线衍射光谱对微小的晶化更加敏感。

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20、

Studies of X-Ray Diffraction spectrum on crystalline attribute of almond gum hydrolysate

X-衍射光谱对扁桃胶水解物晶体特性变化的追踪

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