辐射方向 meaning in English
radial direction
Examples
- The radiation performance of the antenna illuminated by a round wave - guide is described in detail by clear physical pictures
推导了天线的辐射公式,并对天线的辐射方向图和频带宽度进行了讨论。 - The text introduces the theory of the radar antenna " s scan wave by adopting the method of using wave width to describe antenna radiate direction fig
本文介绍了雷达天线的扫描波束理论，采用了用波束宽度描述天线辐射方向图的方法。 - The radiation characteristics of an array with elements in a medium and the radiation space in another medium are studied in detail , and the maximum and minimum radiation conditions are firstly deduced . finally , the radiation patterns of two kinds of special arrays are presented
深入研究了阵列单元与辐射空间为不同介质时的辐射特性，首次导出了最大辐射条件和最小辐射条件，给出了二元、三元阵列的辐射方向图。 - The simulation results are compared to the normal dipole antenna in order to observe the influence of fractal and investigate the effect of antenna miniaturization . the relationship between miniaturization and fractal dimension is researched . the koch and 3 / 2curve fractal unit are applied to yagi - uda antenna , the performance like impedance characteristic and radiation pattern is simulated by cst microwave studio ?
对其阻抗特性及辐射方向图进行了仿真计算,并分别与未应用分形的普通半波振子天线相比较,观察分形对天线性能的影响,以检验分形天线小型化的效果,研究了尺寸缩减性与其分形结构的分形维数之间的关系。 - The third chapter is experiment analyses of multi - aperture transient electromagnetic method , it analyzes multi - aperture transient method in theory and discusses radiation direction characteristic of first field by means phased array theory and integrating result of experiment contrast . according to kinematics character it also brings forward similar interference concept and analyzes reason of similar interference phenomenon , it gained footing between similar interference item and depth on the base of it and experiment formula
借助于相控阵原理的思想，结合模拟实验观测值对比结果，对多孔径tem方法进行模型分析，详细讨论了多孔径一次场的辐射方向特性，利用光波的运动学特征提出类相干的概念，分析了多孔径tem辐射源存在类相干现象，推导出类相干实验公式，并得出类相干项与多孔径框边长以及埋深的关系表达式和。