Evaluation of electromagnetic scattering by electrically large bodies with cracks and cavities on their surfaces 带有腔体或槽缝的电大尺寸目标电磁散射特性分析
In this thesis , spectral method is used to analyse the scattering characteristic of frequency selective surfaces ( fss ) 本文用谱域方法研究了频率选择表面( fss )的散射特性。
The results show that the property of water has been changed obviously because of the influence of bubbles 实验结果表明，由于气泡的存在，水的后向光散射特性有了明显的改善。
Using multilevel fast multipole algorithm to analyze electromagnetic scattering in resonance region of 3 - d complex objects 多层快速多极子分析三维复杂目标的谐振区电磁散射特性
Because of the requirement of engineering , the analysis of electrical large objects becomes increasingly interesting 由于工程上的需求,电大目标的散射特性分析越来越受到关注。
Cavities are specific electromagnetic structures , and their scatterings are different from convex objects 凹形腔体是一类特殊的电磁散射结构,其电磁散射特性不同于一般的凸面体。
In fact , all the models have their merits and demerits and are applied to only some kinds of surfaces 本文提到的模型各有优缺点，而且都是针对某一类或某几类目标表面光散射特性的。
First , base on the measure data , a mathematical description of the angular distribution of detonator laser beam is given 3 、研究激光引信波束对复杂目标在近场交会过程中的散射特性。
It is applied to the analyses of electromagnetic scattering by electrically large complex cavities 建立了ipo fem混合法数学模型，并将其应用于分析电大尺寸复杂结构腔体的电磁散射特性。
In this paper the essential characteristics of meteor trails and the reflection and propagation from meteor trails are studied 以圆柱形的电子云为例，研究了欠密类和过密类余迹散射特性。
