查询词典 diffraction

The precision of noncontacting measurement of thread ′s diameter, in which laser is used as light source, can be improved based on Fraunhofer diffraction and Babinet theory.

引言采用传统的称重法测量细丝直径，不能适应提高产品质量和生产效率的要求。这种要求，通过对细丝衍射花样的测量可以实现 [1] 。

The article in the light of international and domestic situation, introduces several universal testing methods of the particles , and highlighted on Fraunhofer diffraction theory and Mie light scattering theory granularity about test methods, as well as relevant theoretical basis.

文章根据国内外现状，介绍了目前普遍适用的几种颗粒物检测方法，并重点介绍了基于Fraunhofer衍射理论和Mie光散射理论的粒度测试方法，以及相关的理论基础。

The difference of Fraunhofer diffraction between Information Optics and Physical Optics is analysed, the consistence of which is pointed out about one single object.

分析信息光学和物理光学中夫朗和费衍射的差别，指出在研究单个物体的夫朗和费衍射二者的一致性，根据普适的夫朗和费衍射的定义，导出夫朗和费衍射的近似条件。

According to the angular spectrum theory, the Fraunhofer diffraction light intensity distribution

根据衍射角谱理论，利用计算机数值计算了由正三角形和正六边形组成的衍射平面的夫琅和费衍射光强分布，分析并比较了两者的衍射光强分布特点，并用实验验证了上述数值计算的正确性。

According to the angular spectrum theory, the Fraunhofer diffraction light intensity distribution of the equilateral triangle and the equilateral hexagon is calculated by computer, the characteristics of their light intensity distribution is analyzed and contrasted, and it is proved by experiments.

根据衍射角谱理论，利用计算机数值计算了由正三角形和正六边形组成的衍射平面的夫琅和费衍射光强分布，分析并比较了两者的衍射光强分布特点，并用实验验证了上述数值计算的正确性。

The analysis of the Fraunhofer diffraction pattern of the twin rectangle aperture

利用Mathematica软件，通过夫朗和费衍射公式计算双矩孔的衍射光强，并且绘制出了衍射图样。

This paper introduces the software module design of laser particle size measu rment system using Fraunhofer diffraction principle.All the application program is GUI and adopts the mechanism of event driven and faced to object.

该模块设计主要采用了面向对象的程序设计方法，应用程序全部为图形用户界面，使系统具有良好的可扩充性和可持续发展性。

Methods On the symmetrical plane of the double-Gauss lens with 1:1 magnification,the Fraunhofer diffraction of the object surface could be formed.

方法在双高斯1：1制版镜头的对称面上形成物面的夫朗和费衍射，并使物面与茶形散斑屏重合，使得各物点均以狭缝状的光束通过透镜组在记录介质面成像。

We simulate numerically the far-field intensity distribution of 6 circular arranged coherent fiber lasers and estimate its power convergence based on Fraunhofer diffraction theory.

基于Fraunhofer标量衍射理论，计算了按圆周形排列的6束光纤激光相干合束的远场光强分布，并对其能量集中程度进行了讨论。

The far-field intensity distribution of 6 circular arranged coherent fiber lasers is simulated numerically and its power convergence is estimated based on Fraunhofer diffraction theory.

基于Fraunhofer标量衍射理论，计算了按圆周形排列的6束光纤激光相干合束的远场光强分布，并对其能量集中程度进行了讨论。

Continuously improve the production mechanism, to provide customers with better quality products and services.

不断的完善生产机制，给客户提供更优质的产品及服务。

B:Yes, he was the very prize-winner in the court tennis ten years ago?

是的，他是十年前的世界网球冠军。