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основной уклон
| бассейна
| основной уклон | |
| mining. | ruling grade; ruling gradient |
| бассейн | |
| gen. | basin; region; pond; catchment-basin; swimming pool; drainage-area |
| |||
| ruling grade; ruling gradient | |||
|
основной уклон : 2 phrases in 2 subjects |
| Hydraulic engineering | 1 |
| Hydrology | 1 |