| |||
| глубинные наблюдения | |||
|
depth observations : 5 phrases in 4 subjects |
| Mathematics | 1 |
| Oil / petroleum | 1 |
| Oil and gas | 2 |
| Water resources | 1 |
| |||
| глубинные наблюдения | |||
|
depth observations : 5 phrases in 4 subjects |
| Mathematics | 1 |
| Oil / petroleum | 1 |
| Oil and gas | 2 |
| Water resources | 1 |