направляющие рёбра: 21 phrases in 12 subjects |
Armored vehicles | 1 |
Artillery | 1 |
Construction | 2 |
Elevators | 1 |
Makarov | 1 |
Mechanic engineering | 4 |
Mining | 1 |
Oil / petroleum | 1 |
Oil and gas technology | 3 |
Polygraphy | 2 |
Thermal engineering | 1 |
Weapons and gunsmithing | 3 |