您要查找的是不是：
- Radio Navigation Beacon 无线电导航信标
- aeronautical radio navigation radio beacon 航空无线电导航信标
- This film, like the revolutionary story navigation beacon, always illuminate my way forward. 这部革命故事影片像导航的灯塔，处处照亮我前进的道路。
- Geometry dilution of position(GDOP) is very important in the navigation precision of territorial radio navigation system. 区域无线电导航系统中;几何精度因子(GDOP)对系统的定位精度有着非常重要的影响.
- Develop the reality of radio navigation system. There could be navigation of NDB or VOR, if existed in the history. 增强无线电导航系统的仿真度，可进行NDB或VOR导航，如果历史上有的话。
- The plane homed in on the radio beacon. 飞机遵循导航台信号降落。
- Scheme is proposed of using a computer on sline and digital fil-tering technique to perform digital filtering and lane identification of the phase signals of a port radio navigation system . 本文提出了采用单片机和数字滤波技术对一种港口双曲线无线电导航系统的相位信号进行滤波处理和巷识别的方案.
- The design of car GPS Navigation is based partly on similar ground-based radio navigation systems, such as LORAN and the Decca Navigator developed in the early 1940s. 一般由外线与分机构成。
- Today pilots must zigzag along fixed air routes so they cross over the ground-based navigation beacons that are the backbone of the 30-year-old air traffic control scheme. 今天的驾驶员必须沿著固定的航路曲折行进，跨越地面导航信标的上空，这些信标就是已有30年历史的飞航管制方案的骨干。
- maritime radio navigation service 海上无线电导航业务
- Maritime Radio Navigation Land Station 航海无线电导航陆地电台(电信标志)
- Maritime radio navigation mobile station 海上无线电导航移动电台
- Coverage area of radio navigation system 无线电导航系统覆盖区
- Plane F103 has homed in on the radio beacon. F103号飞机已按照无线电信号飞回基地了。
- A beacon flamed out against the night sky. 灯塔在夜空衬托下闪亮。
- Aeronautical radio navigation satellite service 卫星航空无线电导航业务
- The restriction was lifted because the electronic navigation beacons that bring ships safely through the lower Mississippi River have been fully replaced, according to a Coast Guard spokesman. 海岸警卫队一位发言人说，取消限制性规定是因为整个密西西比河下游都换上了电子导航灯，可以保障船舶的安全。
- Radio Navigation Radar and Remote Control Aid 无线电导航雷达及遥控设备
- A transistorize radio takes no time to warm up. 晶体管收音机不需要预热时间。
- Navigation is difficult on this river because of the hidden rocks. 因为河上有暗礁，所以在这条河上航行很困难。
