| |||
Klärbecken n | |||
Treberschicht f | |||
Filterlage m; Sickerfilter n; Sandfilterlage f | |||
Filterbett n; Filterboden m | |||
Filterschicht f | |||
| |||
Bodenfilter m; Filterflächen f |
filter bed : 35 phrases in 9 subjects |
Agriculture | 1 |
Chemistry | 1 |
Construction | 12 |
Environment | 2 |
General | 2 |
Mechanic engineering | 1 |
Natural resourses and wildlife conservation | 5 |
Physics | 2 |
Technology | 9 |