 |
| |||
| digested sludge (сточных вод) | |||
| digested sludge; sapropel | |||
| fermented sludge | |||
| сброженный осадок: 10 phrases in 7 subjects |
| Biotechnology | 1 |
| Construction | 2 |
| Ecology | 2 |
| General | 1 |
| Sewage and wastewater treatment | 1 |
| Technology | 1 |
| Waste management | 2 |
|
| |||
| digested sludge (сточных вод) | |||
| digested sludge; sapropel | |||
| fermented sludge | |||
| сброженный осадок: 10 phrases in 7 subjects |
| Biotechnology | 1 |
| Construction | 2 |
| Ecology | 2 |
| General | 1 |
| Sewage and wastewater treatment | 1 |
| Technology | 1 |
| Waste management | 2 |