1.
Investigation of 5.8GHz Circularly Polarized Four-Loop Antenna for Gain Enhancement
5.8GHz高增益圆极化方形四环天线的研究
2.
quarter-wave whip antenna
四分之一波长鞭状天线
3.
quarter wave monopole
四分之一波长单极天线
4.
Study of the 4ports 4polarizations Base Station Antennas for PHS;
PHS四端口四极化基站天线的研究
5.
ADF loop antenna
自动定向仪环形天线
6.
rotating loop statio
旋转环形天线信标台
7.
spaced-loop direction finder
分隔式环形天线测向仪
8.
ferrite-core loop antenna
铁氧体磁性环状天线
9.
space-loop direction-finder
分集环形天线测向器
10.
The Study of an Antenna for the Fourth Generation Maritime Satellite Communication;
一种第四代海事卫星通信天线的研究
11.
A Design of Quadruple-ridged Horn Antenna with wide-bandwidth,dual polarization
宽频带、双极化、四脊喇叭天线的设计
12.
The design of a small four elements GPS arrays
一种小型四阵元GPS天线阵列的设计
13.
The System of Theatre Chains in China:A Perspective of Film Distribution;
从电影产业的发行环节看院线制四年
14.
Research on the electromagnetic environment of 220kV four circuits on one tower transmission line
220kV同塔四回线路电磁环境研究
15.
Westbound carriageway of Tin Fuk Road will be gradually increased to four lanes towards the Tin Fuk Road/Ping Ha Road junction.
将天福路向天福路/屏夏路交接处方向之西行线逐渐扩阔至四线。
16.
The transform program of the 0.4KV switches real line monitor in Guangzhou Metro line3 and line4
广州地铁三、四号线环控柜进线开关在线监测改造方案
17.
in - line antenna
并行馈电双环形[宽频率]天线
18.
decibel gain referenced to a circularly polarized isotropic antenna
环形极化各向同性天线增益分贝