 |
| |||
| 记录程序 | |||
| |||
| 记录程序 | |||
|
recording program : 20 Phrasen in 6 Thematiken |
| Elektronik | 3 |
| Informationstechnik | 2 |
| Luftfahrt | 5 |
| Technik | 6 |
| Telekommunikation | 1 |
| Weltraum | 3 |
|
| |||
| 记录程序 | |||
| |||
| 记录程序 | |||
|
recording program : 20 Phrasen in 6 Thematiken |
| Elektronik | 3 |
| Informationstechnik | 2 |
| Luftfahrt | 5 |
| Technik | 6 |
| Telekommunikation | 1 |
| Weltraum | 3 |