In order to find out an approach to remove or decrease the effect of atmospheric turbulence on the beam quality, the axial and transverse light intensity distribution of the Super-Gaussian-Bessel (SGB) beam is investigated by means of a numeric simulation based on the general Huygens-Fresnel principle.
基于广义惠更斯菲涅耳原理,通过数值模拟研究了超高斯贝塞尔(SGB)光束在不同湍流强度下的轴向和横向光强分布。
The formulation and simulation of the refraction of e beam within the principal cross section of a uniaxial crystal in accordance with the Huygen's principle and by MATLAB,respectively.
应用惠更斯原理可推导主截面内折射角公式和阵面角公式,这是分析和演示双折射现象的基础;应用MATLAB的立体作图和动画功能,能够简单、直观地阐明双折射的规律。
The article incorporates Huygens principle with existing fire behavior models of surface fire spread,crown fire spread,fire acceleration,builds forest fire simulation models which fit to Anning s terrain,and develops related dynamic modules for Yunnan Province.
利用惠更斯原理进行林火蔓延模拟,结合国际上成熟的林火行为模型(Rothermel的地表火模型,Van Wagner的树冠火蔓延模型,McAlpine的林火加速模型),建立适合云南省特殊地形的林火蔓延动态模型,并开发相应的动态模拟模块,在云南特殊地形地貌上的林火蔓延模拟做出一定探索。
In this paper,it is studied that the angular spectral method for electromagnetic wave propagation is equivalent to Huygens principle.
证明了平面电磁波传播的角谱法与惠更斯原理是完全等效的。
With the case of any orientations of optical axis in uniaxial crystal,the versatile and precise formula of the phase difference for a birefringent plate is derived by means of Huygens principle.
在单轴晶体光轴任意取向的情形下应用惠更斯原理导出了双折射滤光片产生位相差的精确公式,结合几种熟知的特殊情形进行了简要讨论,给出完全一致的相关结果,揭示该普遍公式的正确性。
As an initial approach to the problem, Let's reconsider Huygens'principle.
作为探索这个问题的第一步，让我们重新考察惠更斯原理。
Huygens-Fresnel principle
惠更斯－菲涅耳原理
The discussion about the principle of Huygens-Fresnel and Kirchhoff s diffraction formula;
惠更斯-菲涅耳原理和基尔霍夫衍射公式的讨论
Constitute Principle and Sport Analysis of SWIDEN Steel-shift Machine
惠斯顿移钢机的组成原理和运动分析
Nishihara Rieko no Tendou Maajan
西原理惠子之殿堂麻雀
We take the reciprocal benefit,& counter-honest principle, and supply you with even more pref- erential policy.
我们将秉承互惠诚信的原则，为您提供更为优惠的合作条件。
Repare of Portable Wheatstone Bridge with Inperfect Connecting
箱式惠斯登电桥接触不良故障的修理
Our manager was hoping for something a bit more substantial.
我们经理希望你们能给予更实质性的优惠。
The Huygens ocular, which dates back over 250 years is still in wide use today.
二百五十多年前的惠更斯目镜今天还在广泛使用。
In fact, we shall merely overlook it completely when applying Huygen's construction.
实际上，在应用惠更斯做图法的时候我们将完全不管它。
Fully fueled, Cassini-Huygens weighed about 5,500 kilograms and stood 6.8 meters tall.
装满燃料的卡西尼?惠更斯号重达5500公斤，高约6.8公尺。
The Analysis of Huygens-diagraph in Searching for the Direction of Light Transmission in Crystal;
惠更斯作图求光在晶体中传播方向的解析法探讨
"Wheeler," said Hurstwood.
“惠勒，"赫斯渥说。
In many cases, the Simpler Huygens-Fresnel treatment will prove quite adequate for our purpose.
在许多情况下，对于我们的目的来说，更简单的惠更斯―菲涅耳方法将是合适的。
Which principle is more reasonable?
哪种原则更为合理?
Charles Dickens was a raconteur par excellence.
查理斯·更斯是一位非常卓越的健谈者。
On the Traits of Non-realism in Dickens Literary Creation and the Causes;
狄更斯创作的非现实主义性及其原因
The probe "Huygens" carried on the "Cassini" spacecraft will land on the surface of Saturn's satellite Titan, the largest of all Saturn's moons.
由“卡西尼”号飞船携带的探测器“惠更斯”将在土星的最大卫星土卫六的表面着陆。