 |
| |||
| activated return sludge | |||
| return activated sludge (Bagdanis); RAS (Bagdanis) | |||
| returned activated sludge | |||
| активный возвратный ил: 6 phrases in 4 subjects |
| Construction | 1 |
| Ecology | 3 |
| Natural resourses and wildlife conservation | 1 |
| Technology | 1 |
|
| |||
| activated return sludge | |||
| return activated sludge (Bagdanis); RAS (Bagdanis) | |||
| returned activated sludge | |||
| активный возвратный ил: 6 phrases in 4 subjects |
| Construction | 1 |
| Ecology | 3 |
| Natural resourses and wildlife conservation | 1 |
| Technology | 1 |