ascensional : 19 phrases in 13 subjects |
Aerohydrodynamics | 1 |
Aeronautics | 1 |
Astronautics | 1 |
Automated equipment | 1 |
Aviation | 5 |
Construction | 1 |
Electronics | 1 |
Firefighting and fire-control systems | 1 |
Geology | 2 |
Makarov | 2 |
Meteorology | 1 |
Mining | 1 |
Technology | 1 |