English translation for "绕射理论"
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- diffraction theory
Related Translations:
绕射截面: diffraction cross section 绕射角: angle of diffractionangle of incidencediffraction angle 地形绕射: terrain diffraction 绕射图像: diffraction pattern
- Example Sentences:
| 1. | The text even explores the method to build the building database and computes the field intensity based on geometrical optics and consistency diffraction theory
本文还探索了自动建立建筑物数据库的方法,基于几何光学和一致性绕射理论对跟踪射线的场强进行了计算。 | | 2. | And then a hybrid technique combining ddm with eb - fem , po , and ptd is given for the analysis of electromagnetic scattering by electrically large bodies with deep cavities
在此基础上，将ddm与eb一fem 、物理光学法、物理绕射理论相结合，分析了带有深腔的电大尺寸三维导体目标的电磁散射特性。 | | 3. | The model is based on the theory of physical optics ( po ) , geometry theory of diffraction ( gtd ) and uniform theory of diffraction ( utd ) , and it can compute and analyze the propagation of em wave in microcellular environments by using improved ray tracing method
该模型基于物理光学( po ) 、几何绕射理论( gtd ) 、一致性绕射理论( utd ) ，利用改进的射线跟踪法对微蜂窝中电波传播特性进行了数值分析计算。 | | 4. | Abstract : the more detailed mathematial derivation and analysis of watson transformation in diffraction theory of ground wave is made by two different method . in derivation necessary and approximate conditions requred to make the transformation are specially discussed
文摘:采用两种不同的方法对地波绕射理论中的瓦特松变换问题做了较详细地数学推导，并着重讨论了做瓦特松变换的要求的必要条件与近似条件。 | | 5. | Since the problem of feature extraction from 2 - d radar data can be approached as a parametric modeling and parameter estimation problem , the 2 - d type - discriminated geometric theory of diffraction based ( td - gtd ) model that discriminate between the localized and distributed scattering centers of the target is presented
在对目标散射中心的建模与参数估计中，提出采用更贴近散射机理的、特征含量更为丰富的二维散射中心模型?区分局域性与展布式散射中心类型的几何绕射理论( td - gtd )模型。 | | 6. | This technique combines the edge - based finite - element method with physical optics ( po ) and physical theory of diffraction ( ptd ) . the hybrid technique is applied to compute the scattering fields from the electrically large bodies with cracks and cavities on their surfaces . it is also used to analyze the scattering characteristics of microstrip antennas residing in a cavity mounted on metal objects with finite sizes
本文采用edge - basedfem为基本方法，结合物理光学法( po ) 、物理绕射理论( ptd ) 、边界积分方程( bi ) 、区域分解技术( ddm )和完全匹配层( pml )吸收边界条件等求解方法构成的混合方法，对电磁散射和辐射问题进行了研究，主要包括以下内容：提出了一种edge - basedfem与物理光学方法和物理绕射理论相结合的混合方法? fem po - ptd方法，并将该混合方法应用于带有腔体或槽缝的电大尺寸导体目标的电磁散射特性分析和位于有限导体目标上的背腔式微带贴片天线的电磁散射特性分析。 | | 7. | The exact location of reflection and diffraction points is essential in order to calculate the polarization components of the reflected and diffracted fields and their trajectories . then , a vector addition of the received fields is carried out to obtain the total received field strength and , subsequently , the path loss along a predetermined route
该模型基于几何光学理论、一致性几何绕射理论和镜像理论,通过大量的反射和绕射射线轨迹得出源点至场点的多条路径,然后由矢量计算求出各场点处的路径损耗。 |
- Similar Words：
- "绕射计" English translation, "绕射角" English translation, "绕射截面" English translation, "绕射结" English translation, "绕射聚集" English translation, "绕射力" English translation, "绕射旅行时曲线" English translation, "绕射盘" English translation, "绕射谱" English translation, "绕射区" English translation
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