The range of application of uniform geometrical theory of diffraction (UTD) is discussed. It is pointed out that UTD is valid when a source is near the diffraction edge.
讨论了一致性几何绕射理论（UTD）的适用范围，并提出其适合于源离绕射边近的处理方法。
At this time the simulator does not implement surface travelling wave modelling and associated edge or gap backscatter modelling, or edge diffraction scattering effect modelling.
这次模拟器没有对表面行波、相邻边界和缝隙的反向散射，或者边缘绕射散射效应进行建模。
This reference point was used in the design to minimize the influence of baffle edge diffraction.
此参考点是用于在设计中尽量减少障板边缘衍射的影响。
In Fraunhofer diffraction of a slit, the slit widths obtained with the fringes produced by polarized light whose vibration is parallel or perpendicular to the slit edge are different.
在狭缝的夫琅和费衍射中，由振动平行和垂直于缝边的偏振光的衍射条纹得到的缝宽值不同。
The interference and diffraction phenomenon created by cylinders edge in the course of the pointing of the laser aiming system are discussed in this paper.
通过研究激光照准系统中柱形边缘引起的边缘衍射和干涉效应，分析其对边缘瞄准精度的影响。
The theory of Incremental length diffraction coefficients (ILDC) is one of the efficient methods to calculate the edge diffraction of electrically large scaled complex objects.
增量长度绕射系数理论（ILDC）是对电大尺寸复杂目标进行边缘绕射计算的有效方法之一。
This method is characterized by faster in calculation, thinking over the diffraction and shelter from edge, and high accuracy.
该方法运算速度快，考虑了边缘绕射和遮挡，计算精度高。
In the part of EM calculation, three principal scattering mechanisms, including facet contribution, edge diffraction and multi-scattering, are studied in the dissertation.
电磁计算部分，本文主要考虑了表面贡献、边缘贡献以及多次反射贡献三种最主要的散射机理。
The straight-edge diffraction of this parallel beam superposing on the light spot constitutes the so-called M-line.
这束平行光的直边衍射花纹与光斑本底叠加的结果在观察屏上形成为通常所称的M线。
It is shown that near diffraction-limited beam qualities could be achieved with optimized off-axis hard-edge unstable resonators.
结果表明：利用优化的离轴硬边非稳腔可以得到近衍射极限的输出。
New expressions for uniform physical theory of diffraction equivalent edge currents (UTDEEC) are derived in this paper.
介绍一致性统射理论等效边缘电磁流(utdeec)的公式。
The neglect of edge diffraction is one of the most important reasons.
玩忽职守犯罪是职务犯罪的一种。
Patterns of the diffracted field around a wedge are given and their physical meanings are discussed in depth, based upon some existing solutions to edge-diffraction problems.
本文在现有的尖劈衍射解的基础上给出尖劈边缘附近声场的清晰图象，并深入地讨论它们的物理意义。
Patterns of the diffracted field around a wedge are given and their physical meanings are discussed in depth, based upon some existing solutions to edge-diffraction problems.
本文在现有的尖劈衍射解的基础上给出尖劈边缘附近声场的清晰图象，并深入地讨论它们的物理意义。
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