 |
| |||
| водность | |||
| состояние воды | |||
| water condition: 15 phrases in 11 subjects |
| Ecology | 2 |
| Energy industry | 3 |
| Fish farming pisciculture | 1 |
| Geology | 1 |
| Makarov | 2 |
| Melioration | 1 |
| Natural resourses and wildlife conservation | 1 |
| Nuclear and fusion power | 1 |
| Oil and gas | 1 |
| Sakhalin | 1 |
| Technology | 1 |