 |
| |||
| structures gonflées; structures pneumatiques; structures à suspension pneumatique | |||
|
air- supported structures : 3 Phrasen in 1 Thematik |
| Bauwesen | 3 |
|
| |||
| structures gonflées; structures pneumatiques; structures à suspension pneumatique | |||
|
air- supported structures : 3 Phrasen in 1 Thematik |
| Bauwesen | 3 |