 |
| |||
| ring carrier | |||
| опора кольца: 18 phrases in 12 subjects |
| Aeronautics | 1 |
| Armored vehicles | 2 |
| Astronautics | 1 |
| Automobiles | 1 |
| Drilling | 1 |
| Energy industry | 1 |
| Gyroscopes | 1 |
| Mining | 2 |
| Navigation | 1 |
| Oil / petroleum | 2 |
| Oil and gas | 1 |
| Technology | 4 |
|
| |||
| ring carrier | |||
| опора кольца: 18 phrases in 12 subjects |
| Aeronautics | 1 |
| Armored vehicles | 2 |
| Astronautics | 1 |
| Automobiles | 1 |
| Drilling | 1 |
| Energy industry | 1 |
| Gyroscopes | 1 |
| Mining | 2 |
| Navigation | 1 |
| Oil / petroleum | 2 |
| Oil and gas | 1 |
| Technology | 4 |