 |
| |||
| sewage sludge; municipal sludge; sludge | |||
| ил сточных вод: 46 phrases in 7 subjects |
| Construction | 10 |
| Ecology | 11 |
| Energy industry | 2 |
| Leather | 1 |
| Makarov | 1 |
| Natural resourses and wildlife conservation | 18 |
| Water supply | 3 |
|
| |||
| sewage sludge; municipal sludge; sludge | |||
| ил сточных вод: 46 phrases in 7 subjects |
| Construction | 10 |
| Ecology | 11 |
| Energy industry | 2 |
| Leather | 1 |
| Makarov | 1 |
| Natural resourses and wildlife conservation | 18 |
| Water supply | 3 |