скорость : 425 phrases in 17 subjects |
Aerodynamics | 45 |
Airports and air traffic control | 7 |
Aviation | 30 |
Chemistry | 56 |
Communications | 1 |
Ecology | 2 |
Environment | 2 |
General | 1 |
Information security and data protection | 4 |
Leather | 5 |
Mathematics | 1 |
Metallurgy | 92 |
Meteorology | 24 |
Microsoft | 8 |
Navigation | 23 |
Road construction | 35 |
Technology | 89 |