 |
| |||
| cruising level; cruise altitude; cruising height | |||
| operating height; operational height; operational altitude | |||
| cruising altitude | |||
| крейсерская высота: 38 phrases in 7 subjects |
| Aerohydrodynamics | 1 |
| Astronautics | 3 |
| Aviation | 15 |
| Meteorology | 2 |
| Military | 11 |
| Physics | 1 |
| Technology | 5 |