tableau de contrôle: 25 phrases in 11 subjects |
Armored vehicles | 1 |
Astronautics | 1 |
Automated equipment | 1 |
Aviation | 5 |
Construction | 1 |
Food industry | 2 |
Hydraulic engineering | 1 |
Information technology | 5 |
Mechanic engineering | 2 |
Rail transport | 3 |
Technology | 3 |