 |
| |||
| Stablichtweite f (решётки) | |||
| просвет стержней: 5 phrases in 3 subjects |
| Construction | 1 |
| Sewage and wastewater treatment | 1 |
| Water supply | 3 |
|
| |||
| Stablichtweite f (решётки) | |||
| просвет стержней: 5 phrases in 3 subjects |
| Construction | 1 |
| Sewage and wastewater treatment | 1 |
| Water supply | 3 |