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global satellite navigation system | |||
global positioning system | |||
global navigation satellite system |
全球卫星导航 系统 : 33 phrases in 13 subjects |
Air defense | 1 |
Automobiles | 2 |
Aviation | 9 |
Cartography | 1 |
Desert science | 1 |
Earth sciences | 2 |
Electronics | 4 |
Information technology | 1 |
Nautical | 1 |
Navigation | 2 |
Space | 7 |
Technology | 1 |
United Nations | 1 |