查询词典 incident ray

Refraction regularity of extraordinary ray in uniaxial crystal with arbitrarily oriented optical axis;2. In the case of optical axis of uniaxial crystal being parallel with the incident plane, the angle of refraction of extraordinary ray are calculated by using Fermat's principle.

在单轴晶体的光轴与入射面平行的情形下用费马原理计算非寻常光光线的折射角，然后就怎样定义非寻常光作些讨论，最后在单轴晶体的光轴任意取向的普遍情形下给出计算非寻常光光线折射方向的公式。

Increasing the coupling angle is beneficial for keeping the incident ray total internal reflected inside the tapered fibers.

提高入射光的耦合角度，有助于保持入射光在锥形光纤中传播时的全反射条件。

The main condition of the preferred- plane isolation is the seismic wave passing the fault with direct incident ray. It is the important explaination of why there are various seismic hazard around the fault.

从而阐明了断层在地震震害中表现出复杂现象的根本原因。3、完成了基于优势面控制作用的地震危险性分析方法。

The measuring conditions of thin films thickness with grazing incident X ray is explained, and interferential principle and method of thickness measurement of multilayer thin films by grazing incident X ray are analyzed.

阐述了掠入射X射线测量薄膜厚度的条件，讨论和分析了掠入射X射线测量多层薄膜厚度的干涉原理和方法。

An iterative method is developed to calculate the coordinates of the intersection point of an incident ray with a B-spline surface in 3D space.

探讨了用阻尼最小二乘法对B样条曲面反射器进行优化设计的方法，通过优化运算修正控制顶点Z轴坐标，使得曲面在使用扩展光源时光形分布尽可能满足设计要求。

This paper analyses several factors which affect the highlighting effect of organic materials with Monte Carlo simulation method, including energy of the incident ray, dimension of the target material, dimension and position of detector, working mode of detector.

本文通过蒙特卡罗仿真方法，分析了影响有机物加亮效应的若干因素（包括入射射线能量、被检物体尺寸、探测器大小与位置、探测器工作方式），为背散射成像系统设计提供了参考。

That is: the optical fibers which are to be tested will wind the same circle according to different radius or will wind the different optical fibers circles according to the same radius, making the direction of incident ray side vibration as parameter, we have done the specific experiments and theory analysis to winding waste of quartz system, both refraction optical fibers and Elastic-optic effect of optical fiber.

即把待测光纤以不同的半径缠绕成相同的光纤圈和以相同的半径下缠绕成不同的光纤圈，以入射线偏振光方向为参数，对单模石英系双折射光纤的弯曲损耗与光纤的弹光效应进行了的具体的实验和理论分析。

As the film sample is fixed on one plane by tighten bolt,this device can realize the deflection of optical path.And the reflectivity of the sample is measured by using oblique incident ray.

使用该装置并通过平面和样品背后的顶丝固定薄膜样品的安装方式，可实现光路转折，完成斜入射光对薄膜样品反射率的测量。

The law of refraction, discovered first empirically by Willebrord SNELL, then subsequently derived formally by Descartes and Fermat, states that sin r = K sin i, where i is called the angle of incidence, the angle between the incident ray and the normal to the refracting surface.

折射的轨律，首先被 Willebrord SNELL 靠经验发现，接着后来正式被笛卡尔和 Fermat 认定，规定 sin r = K sin i ，这里 i 被称作入射角，入射光线和法线到折射平面之间的夹角。

The ray from the plasma lamp will go through into the light pipe with little incident angle after reflection by the reflector, and then the total reflection of the ray will occur among the prismatic reflecting films. Some ray may come to the end mirror and will be reflected back, and only a little of rays pass through the prismatic reflecting films, most of the rays will go forward by the action of the bottom light extracting surface and go out to be lighting.

等离子灯球发出的光线经过反射器反射后，以很小的入射角进入到导光管，光线在棱镜反光膜管子内进行全反射，到达丙烯酸树脂管端底镜面的光线，再反射回到管子内部，只有少量的光线透过棱镜反光膜出来，最终大部分光线通过管子底部的光线提取面引出管外，传送到所需要照明的宽广区域（见图7）。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了