 |
| |||
| threshold crossing height | |||
| высота пролёта порога: 5 phrases in 3 subjects |
| Airports and air traffic control | 1 |
| Aviation | 3 |
| Technology | 1 |
|
| |||
| threshold crossing height | |||
| высота пролёта порога: 5 phrases in 3 subjects |
| Airports and air traffic control | 1 |
| Aviation | 3 |
| Technology | 1 |