1.
The Development of GPS/MINS Integrated Land Navigation System Based on DSP;
基于DSP的GPS/MINS组合陆地导航系统研制
2.
radionavigation land statio
无线电导航陆地电台
3.
maritime radio navigation land station
水上无线电导航陆地电台
4.
talking-down system
无线电导航(着陆)装置
5.
radio landing beam
无线电着陆导航波束
6.
keep a good offing
保持离陆地远些航行
7.
the act of coming to land after a voyage.
航行后到达陆地的行为。
8.
Application of Magnetic Navigation to Underwater Vehicle
地磁导航在水下航行体导航中的应用
9.
instrument landing system and TACAN
仪表着陆系统和塔康组成的导航系统
10.
REGAL (Range Elevation Guidance for Approach and Landing)
进场和着陆的距离仰角导航
11.
radio approach aid
进场着陆无线电导航设备
12.
Vision-based Navigation for Auto Landing of the UAV at Night;
基于视觉的夜间无人机自主着陆导航
13.
Research on the Integrated Navigation System Based on SINS, Land-Based Navigation System and CNS;
基于SINS/陆基/星敏感器的组合导航研究
14.
Vision Navigation for Unmanned Helicopter Autonomous Landing
基于视觉导航的无人直升机自主着陆
15.
Autonomous Optical Navigation and Guide Method for Soft Landing on Small Bodies
小天体软着陆自主光学导航与制导方法研究
16.
Radio and satellite-based navigation systems have greatly reduced the need for large lighthouses in sighting land.
无线电和卫星导航系统已大为降低了对在可视陆地范围内建大型灯塔的需要。
17.
"Radio altimeters measure the distance of an aircraft above the ground rather than above sea level, they are used in automatic navigation and Blind-landing systems. "
无线电高度表测量的是飞机离地面而不是离海平面的距离,用于自动导航及仪表着陆系统上。
18.
Satellite navigation and positioning system is widely used in ocean shipping, land transportation, police command and coastal anti-smuggling.
海上运输、陆地交通、公安指挥、海上缉私等方面广泛应用了卫星导航定位系统；