 |
| |||
| development aircraft; developmental aircraft; flight test aircraft | |||
| flight check-out vehicle (систем) | |||
| ЛА для лётных испытаний: 4 phrases in 2 subjects |
| Astronautics | 1 |
| Aviation | 3 |
|
| |||
| development aircraft; developmental aircraft; flight test aircraft | |||
| flight check-out vehicle (систем) | |||
| ЛА для лётных испытаний: 4 phrases in 2 subjects |
| Astronautics | 1 |
| Aviation | 3 |