шум двигателя : 33 phrases in 12 subjects |
Aerohydrodynamics | 2 |
American usage, not spelling | 1 |
Astronautics | 4 |
Automated equipment | 1 |
Automobiles | 5 |
Aviation | 7 |
Ecology | 2 |
General | 1 |
Military | 4 |
Nuclear and fusion power | 1 |
Technology | 1 |
Transport | 4 |