查询词典 angle of reflection

Based on Fermat's theorem, the law of reflection and refraction is obtained, and the geometrical ray tracing method of reflected light is introduced. In response to geometric optics rainbow theory and Airy rainbow theory, the relationship formula of the N-order rainbow angle with the refraction index and the Airy peak value position formula are derived, and the physics causation of the first order rainbow are discussed and analyzed in detail. The distribution properties of the first and second order Airy structures of spherical particles are calculated.

利用费马原理推导了反射和折射定律，以反射射线的跟踪为例介绍了几何光学射线跟踪方法的推导过程；根据几何光学彩虹理论和Airy理论，推导了N阶几何光学彩虹角与入射角和折射率的关系及Airy峰的位置表达式，详细阐述了一阶彩虹形成的物理原因，计算了球形粒子的一、二阶Airy分布。

Results and discussions In order to assess and illustrate the effect of multiple reflection on the power density distribution within a keyhole, ray tracing is performed for a conical cavity in figure 1 having depth of 1mm and angle of 30°.

为了评估和说明效果多重反思功率密度分布在一个小孔，射线追踪是演出一个锥形腔图1具有深度1mm，角度为30°。

In the CFP-based redatuming for layers with big dip angle, updating the synthetic operator with both primary and multiple reflection can expand the lateral capture and improve the accuracy.

7对于近地表大地层倾角的CFP虚拟观测面的建立，综合使用全程二次波和一次波进行合成算子的更新，可以达到扩展算子横向范围，提高精度的目的。

Therefore, it is necessary for us to make reflection on IT application from the angle of pedagogy.

因此，有必要从教育学的角度反思中小学信息技术应用。

The computation of reflection coefficients based on spherical wave is more reasonable than that based on plane wave near the critical angle.

在临界角附近，基于球面波理论反射系数计算结果较基于平面波理论更为合理。

The combined application of seismic refraction and wide angle reflection methods,prospection of vertical seismic reflec...

地震折射波法和宽角反射波法的联合应用，近年来发展的垂直反射波法的探测，地震层析成像技术，地震面波的三维速度结构，物理模拟和数字模拟技术与波形反演、联合反演的应用，深化了对岩石层本体的认识。

The dependence of couple angle, radian frequency and the mass of the joint on transmission and reflection coefficients are analyzed.

通过数值计算分析了耦合角度和振动频率以及是否计及耦合点质量对传播效率和反射效率的影响。

An infrared/radio frequency dual-mode dichroic beam combiner with multilayer slab configuration is designed, which is based on thin film interference theory. It can combine broad wave band beams in 2D and large-angle. Then, the theory of the reflection rate of IR is analyzed and the transmission rate of RF and some calculated results are given.

利用薄膜干涉理论设计了多层结构的红外／微波波段波束合成器，实现了在二维平面大角度范围内对宽频段波束的合成，并对这种结构对红外的反射率和对微波的透射率进行了理论计算和分析。

Based on the rigorous coupled wave theory, the phenomenon that the zero order reflection efficiency of rectangular subwavelength grating varies with the wavelength is studied when incidence angle , azimuth and grating parameters are variant.

摘要从严格耦合波衍射理论出发，在不同入射角、方位角和光栅参数下的情况，计算了矩形亚波长光栅零级反射效率随入射光波长的变化。

Based on the rigorous coupled wave theory,the phenomenon that the zero order reflection efficiency of rectangular subwavelength grating varies with the wavelength is studied when incidence angle,azimuth and grating parameters are variant.

从严格耦合波衍射理论出发，在不同入射角、方位角和光栅参数下的情况，计算了矩形亚波长光栅零级反射效率随入射光波长的变化。

Nowadays, most of research are to build a transmutative Petri Nets through adding controlling place sets, controlling arc sets and controlling policy to the basic Petri Nets, while the Controlled Petri Nets could be used to argue many controlling theory problems conveniently and to induce many logically and physically supervisory and solve the Event Feedback Controlling Problems and State Feedback Controlling Problem in DEDS supervisory theory.

目前大多数的研究表现为在变形后的受控Petri网基础上，利用各种方法求得各种逻辑型、结构型控制器，解决DEDS监控理论中的事件反馈控制问题与状态反馈控制问题。

On one hand, there are discussions with the works council and union about extension of short time working up to the end of September.

一方面，有讨论，工程理事会和联盟关于延长工作时间短至9月底。