1) calibre field method
口径场法
2) aperture field
口径场
1.
Horn Antenna Aperture Field Based on Hamilton Architecture and Symplectic Algorithm;
基于哈密顿体系辛算法喇叭天线口径场的研究
2.
A small outspread of horn s aperture field is calculated and compared with the value obtained from a parsing method.
在哈密顿体系下推导了角锥喇叭的变分方程,采用半解析方法分析计算了角锥喇叭口径场的电磁场分布,并且分析过程保持了体系辛对称性。
3.
According to the relation ship of the antenna pattern and the aperture field, the mechanism of how the aperture distribution affects the antenna sidelobe level is analyzed and discussed through theoretical analysis and simulation calculation.
由于反射面天线中抛物盒顶部开口所造成结构不连续,使其开口处产生的散射场对抛物盒的反射场干涉而造成口径场畸变,从而导致了天线副瓣性能变差。
3) apperture distribution
口径场分布
1.
Some useful conclusions are drawn as follows: the increase of sampling frequency doesn t change the apperture distribution, the apperture distribution resto.
天线口径场分布与其方向性之间构成了一对傅里叶变换 ,而采样定理又在工程上为它们之间的变换提供了方便 ,借此可对特殊方向性要求的天线进行综合设计。
4) integrating the aperture field
口径场积分
1.
In this paper, complex ray theory and geometric optics as well as integrating the aperture field are presented for calculating the interior radar cross section(RCS) from and openended cavity with rectangular cross section.
本文用几何光学理论、口径场积分和复射线理论对一端开口、另一端短路的矩形腔体进行了雷达散射截面的分析计算。
5) Aperture Field Feature
口径场特征
1.
Make a Further Approach to Aperture Field Feature of Parabolic Antenna;
关于抛物面天线口径场特征的进一步探讨
6) rectangular caliber radiant field
矩形口径场
1.
This paper will discuss the visualization about rectangular caliber radiant field based on the computer algebra system mathematica.
提出了利用Mathematica对面天线的矩形口径场的辐射场强进行计算,求出辐射场的解析表达式,利用Mathematica的可视化功能实现辐射场强的可视化。
补充资料：次大口径成品油管道(见大口径原油管道)
次大口径成品油管道(见大口径原油管道)
small big inch products pipeline
次大口径成品油管道比m“，。彬duet、pipeline)见大。径原油管道。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条