 |
| |||
| процесс обработки осадка сточных вод | |||
| sludge process: 49 phrases in 11 subjects |
| Construction | 11 |
| Ecology | 18 |
| Energy industry | 2 |
| Forestry | 1 |
| Leather | 1 |
| Makarov | 2 |
| Medical | 1 |
| Natural resourses and wildlife conservation | 1 |
| Technology | 8 |
| Water resources | 1 |
| Water supply | 3 |