support roller: 41 phrases in 15 subjects |
Armored vehicles | 2 |
Artillery | 1 |
Automated equipment | 2 |
Automobiles | 1 |
Cement | 5 |
Construction | 2 |
Hydraulic engineering | 2 |
Makarov | 2 |
Military | 10 |
Mining | 1 |
Pipelines | 1 |
Robotics | 2 |
Sakhalin | 1 |
Technology | 8 |
Transport | 1 |