| |||
launch technique; launching technology | |||
lift-off technology |
发射技术 : 42 phrases in 11 subjects |
Air defense | 1 |
Aviation | 3 |
Earth sciences | 1 |
Electronics | 17 |
General | 1 |
Information technology | 2 |
Metallurgy | 1 |
Nautical | 2 |
Space | 8 |
Technology | 5 |
United States | 1 |