| |||
| open caisson; pneumatic caisson; sunk well | |||
| open section; skeleton section | |||
| |||
| open caissons | |||
|
caisson ouvert : 5 Phrasen in 2 Thematiken |
| Natürliche Ressourcen und Artenschutz | 1 |
| Verkehr | 4 |
| |||
| open caisson; pneumatic caisson; sunk well | |||
| open section; skeleton section | |||
| |||
| open caissons | |||
|
caisson ouvert : 5 Phrasen in 2 Thematiken |
| Natürliche Ressourcen und Artenschutz | 1 |
| Verkehr | 4 |