卫星跟踪 | |
space | satellite tracking; moontrack |
设施 | |
gen. | facilities |
bridg.constr. | services |
desert. | facility instrument; utility |
el.mach. | installation |
exhib. | familiarization |
met. | service |
space | environment |
| |||
satellite tracking; moontrack |
卫星跟踪 : 136 phrases in 13 subjects |
Air defense | 3 |
Astronautics | 1 |
Aviation | 13 |
Business | 1 |
Cartography | 2 |
Earth sciences | 5 |
Electronics | 20 |
General | 4 |
Geophysics | 2 |
Information technology | 1 |
Space | 57 |
Technology | 23 |
United States | 4 |