1.
marine beacon transmitter

船舶导航无线电发射机
2.
Marine Radio Navigation

船舶无线电导航海上无线电导航
3.
marine radio aids

船用无线电导航设备
4.
The Design and Software Realization of Monitor System for Radio Navigation Emitter;

无线电导航发射监控系统设计及软件的实现
5.
Programming Design and Achieve for the Beacon Transmitting in the Radio Navigation System;
无线电导航系统岸基发射台软件设计及实现
6.
maritime radio telephone

船舶无线电话船用无线电话
7.
coast radio station providing QTG service

根据船舶要求而发出无线电测向方位供船舶定位的海岸电台
8.
international marine radio aids to navigation

国际船用无线电导航设备国际航海无线电助航设备
9.
aircraft radio transmitter

飞机用无线电发射机
10.
radio receiver or transmitter

无线电接收机或发射机.
11.
a radio receiver, transmitter

无线电接收机、 发射机.
12.
marine integrated navigation system

船舶综合导航系统船舶组合导航系统
13.
A Robust Design Based on the Passivity Theory for the Linear-Course Trajectory Control of Ships;
基于无源性的船舶直线航迹控制设计
14.
On WebChart-Based Navigation;

基于Web电子海图的船舶导航应用研究
15.
A Research and Design on the RF Receiver of Regional Radio Navigation System;

区域无线电导航系统中射频接收机的研究与设计
16.
aeronautical radionavigation service

航空无线电导航业务
17.
four-course radio range station

四航道无线电导航台
18.
aeronautical radio aids

航空无线电导航设备