 |
| |||
| study of the natural resources (Konstantin 1966) | |||
| изучение природных ресурсов: 19 phrases in 9 subjects |
| Astronautics | 4 |
| Caspian | 1 |
| Ecology | 7 |
| Energy industry | 1 |
| General | 2 |
| Geophysics | 1 |
| Makarov | 1 |
| Oil and gas | 1 |
| Water supply | 1 |
|
| |||
| study of the natural resources (Konstantin 1966) | |||
| изучение природных ресурсов: 19 phrases in 9 subjects |
| Astronautics | 4 |
| Caspian | 1 |
| Ecology | 7 |
| Energy industry | 1 |
| General | 2 |
| Geophysics | 1 |
| Makarov | 1 |
| Oil and gas | 1 |
| Water supply | 1 |