 |
| |||
| water system management; water-system management | |||
| управление водохозяйственной системой: 8 phrases in 4 subjects |
| Ecology | 1 |
| General | 1 |
| Hydraulic engineering | 1 |
| Technology | 5 |
|
| |||
| water system management; water-system management | |||
| управление водохозяйственной системой: 8 phrases in 4 subjects |
| Ecology | 1 |
| General | 1 |
| Hydraulic engineering | 1 |
| Technology | 5 |