control surface : 39 phrases in 11 subjects |
Aeronautics | 6 |
Aviation | 3 |
Computer numerical control | 1 |
Earth sciences | 3 |
Electronics | 1 |
Information technology | 2 |
Mechanic engineering | 7 |
Natural sciences | 1 |
Technology | 2 |
Transport | 9 |
Water resources | 4 |