 |
| |||
| frontier | |||
| предельные возможности: 6 phrases in 6 subjects |
| Astronautics | 1 |
| Economy | 1 |
| General | 1 |
| Geophysics | 1 |
| Oil and gas | 1 |
| Quality control and standards | 1 |
|
| |||
| frontier | |||
| предельные возможности: 6 phrases in 6 subjects |
| Astronautics | 1 |
| Economy | 1 |
| General | 1 |
| Geophysics | 1 |
| Oil and gas | 1 |
| Quality control and standards | 1 |