| |||
| линия градиента | |||
|
gradient line : 15 phrases in 9 subjects |
| Cartography | 1 |
| Geology | 1 |
| Hydraulic engineering | 1 |
| Hydrology | 1 |
| Makarov | 2 |
| Oil and gas | 1 |
| Rail transport | 2 |
| Technology | 4 |
| Water resources | 2 |
| |||
| линия градиента | |||
|
gradient line : 15 phrases in 9 subjects |
| Cartography | 1 |
| Geology | 1 |
| Hydraulic engineering | 1 |
| Hydrology | 1 |
| Makarov | 2 |
| Oil and gas | 1 |
| Rail transport | 2 |
| Technology | 4 |
| Water resources | 2 |