осадок из вторичного отстойника | |
construct. | secondary sludge; humus |
ecol. | humus sludge |
очистное сооружение | |
construct. | sewage treatment plant |
oil | treating facility |
tech. | sewage disposal plant; treatment plant; treatment works; waste disposal plant |
с | |
el. | centi- |
биофильтр | |
tech. | biofilter |
| |||
secondary sludge; humus | |||
humus sludge | |||
humus (при биологической очистке сточных вод) |
осадок из вторичного отстойника: 3 phrases in 2 subjects |
Ecology | 2 |
Hydraulic engineering | 1 |