2nd Generation of China Satellite Navigation Syste
artificial earth satellite
Beidou 2nd generation satellite navigation system
Beidou satellite navigation and position system
Compass satellite navigation system
earth satellite vehicle
Galileo satellite navigation system
Global Navigation Satellite System
全球导航卫星系统GNSS
卫星导航系统
全球导航卫星系统
全球卫星导航定位系统
全球卫星导航系统
Global Navigation Satellite System GNSS
全球导航卫星系统GNSS
全球卫星导航系统GNSS
全球卫星导航系统
全球卫星导航定位系统
全球导航卫星系统
global satellite navigation
globe navigation satellite system
KeywordBeidou satellite navigation guiding and positioning system
Navigation satellite system
Navy Navigation Satellite System
Radio Navigation Satellite Service RNSS
Satellite navigation and positioning
Satellite navigation and positioning system