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fuel-air ratio: 105 phrases in 23 subjects |
Armored vehicles | 1 |
Astronautics | 1 |
Automated equipment | 1 |
Automobiles | 10 |
Aviation | 4 |
Combustion gas turbines | 3 |
Ecology | 2 |
Electrical engineering | 2 |
Electronics | 1 |
Energy industry | 14 |
Firefighting and fire-control systems | 4 |
Makarov | 4 |
Medical | 1 |
Metallurgy | 2 |
Military | 6 |
Missiles | 2 |
Nanotechnology | 5 |
Nautical | 3 |
Rail transport | 1 |
Shipbuilding | 3 |
Technology | 21 |
Thermal engineering | 5 |
Transport | 9 |