|
friction test : 13 phrases in 9 subjects |
| Armored vehicles | 1 |
| Aviation | 1 |
| Construction | 1 |
| Makarov | 3 |
| Military | 1 |
| Mining | 1 |
| Oil and gas technology | 1 |
| Technology | 3 |
| Transport | 1 |
|
friction test : 13 phrases in 9 subjects |
| Armored vehicles | 1 |
| Aviation | 1 |
| Construction | 1 |
| Makarov | 3 |
| Military | 1 |
| Mining | 1 |
| Oil and gas technology | 1 |
| Technology | 3 |
| Transport | 1 |