 |
| |||
| Wehrbau m | |||
| сооружение затвора: 15 phrases in 7 subjects |
| Construction | 1 |
| Hydrography | 2 |
| Hydrology | 4 |
| Natural resourses and wildlife conservation | 1 |
| Road works | 1 |
| Technology | 1 |
| Water supply | 5 |
|
| |||
| Wehrbau m | |||
| сооружение затвора: 15 phrases in 7 subjects |
| Construction | 1 |
| Hydrography | 2 |
| Hydrology | 4 |
| Natural resourses and wildlife conservation | 1 |
| Road works | 1 |
| Technology | 1 |
| Water supply | 5 |