 |
| |||
| ditch synodic of water spreading | |||
| ditch system of water spreading | |||
| система распределительных каналов: 4 phrases in 3 subjects |
| Electronics | 1 |
| Hydrology | 1 |
| Water resources | 2 |
|
| |||
| ditch synodic of water spreading | |||
| ditch system of water spreading | |||
| система распределительных каналов: 4 phrases in 3 subjects |
| Electronics | 1 |
| Hydrology | 1 |
| Water resources | 2 |