| |||
| programme de maintenance | |||
|
Maintenance Program : 13 Phrasen in 4 Thematiken |
| Informationstechnik | 5 |
| Luftfahrt | 6 |
| Natürliche Ressourcen und Artenschutz | 1 |
| Religion | 1 |
| |||
| programme de maintenance | |||
|
Maintenance Program : 13 Phrasen in 4 Thematiken |
| Informationstechnik | 5 |
| Luftfahrt | 6 |
| Natürliche Ressourcen und Artenschutz | 1 |
| Religion | 1 |