зона : 419 phrases in 17 subjects |
Aerodynamics | 7 |
Airports and air traffic control | 30 |
Aviation | 33 |
Chemistry | 1 |
Communications | 7 |
Ecology | 5 |
Environment | 21 |
General | 1 |
Information security and data protection | 1 |
Leather | 1 |
Mathematics | 2 |
Metallurgy | 113 |
Meteorology | 21 |
Microsoft | 11 |
Navigation | 13 |
Road construction | 41 |
Technology | 111 |