So, it is very important for us to do some research on the satellite navigation and positioning systemantenna especially on the broadbandization and miniaturization technology.
而研究卫星定位系统终端使用的天线具有重要的价值与意义，特别是天线的宽带化、小型化技术。
2
The Antennae galaxies take their name from the long antenna-like "arms," seen in wide-angle views of the system.
触角星系因其长长的触角状旋臂而得名，用广角视野观察下这个“触角”很明显。
3
Multiple antennasystem can improve the reliability and capacity of wireless communication.