In this paper, some important problems related with radiation patterns of airborne antennas are intruduced. They include modeling about the configuration of the aircraft; he Uniform geometrical theory of diffract ton(UTD) and the Ray tracing methed.
本文系统地介绍了机载天线方向图计算的几个主要问题：飞机结构模型的建立、一致性几何绕射理论(UTD)、射线追踪，选定了飞机的结构简化模型，给出了一致性几何绕射理论的计算式。
参考来源 - 机载天线的优化布局·2,447,543篇论文数据，部分数据来源于NoteExpress
V to undergo or cause to undergo diffraction (使)衍射
to diffract light
the light diffracts at a slit
A method of marking an article with a watermark that diffracts radiation according to Bragg's law is disclosed.
披露了一种采用根据布拉格定律衍射辐射的水印标记制品的方法。
Through the nonlinear coupling interactions between atomic waves, the structure appears as the matter wave gratings, and diffracts its surrounding atomic waves.
通过原子波之间非线性耦合相互作用，这种结构可以表现为物质波光栅，对其周期的原子波产生衍射现。
The model has been designed with a nose boasting fluid, dynamic lines, evoking the bow of a boat, and a luminous, pure white livery white that diffracts in rainbow ribbons.
该模型设计前端宽大流线型动态线条，车头是拱形，发光的纯白色制服在五彩缤纷的彩带中衍射。
应用推荐