| русский | rus-000 |
| фильтрующий слой | |
| English | eng-000 | blanket filter |
| English | eng-000 | clarification bed |
| English | eng-000 | drainage course |
| English | eng-000 | filter bed |
| English | eng-000 | filter layer |
| English | eng-000 | filter-bed |
| English | eng-000 | filtering layer |
| English | eng-000 | percolation bed |
| suomi | fin-000 | suodatinkerros |