 |
| |||
| operation observation (oleg.vigodsky); service observation (oleg.vigodsky); service observing (oleg.vigodsky) | |||
| наблюдение за обслуживанием: 10 Phrasen in 2 Thematiken |
| Astronautik | 1 |
| Telekommunikation | 9 |
|
| |||
| operation observation (oleg.vigodsky); service observation (oleg.vigodsky); service observing (oleg.vigodsky) | |||
| наблюдение за обслуживанием: 10 Phrasen in 2 Thematiken |
| Astronautik | 1 |
| Telekommunikation | 9 |