pressure plate: 59 phrases in 22 subjects |
Aerohydrodynamics | 1 |
Agrochemistry | 1 |
Armored vehicles | 6 |
Astronautics | 1 |
Automobiles | 2 |
Aviation | 1 |
Cartography | 2 |
Cement | 1 |
Chemistry | 1 |
Energy industry | 1 |
Forestry | 1 |
Makarov | 4 |
Mass media | 2 |
Mechanic engineering | 1 |
Metallurgy | 1 |
Military | 5 |
Nanotechnology | 1 |
Navigation | 1 |
Polygraphy | 3 |
Technology | 17 |
Transport | 4 |
Weapons of mass destruction | 2 |