 |
| |||
| 记录码 | |||
|
recording code : 10 Phrasen in 6 Thematiken |
| Bibliothekswesen | 1 |
| Elektronik | 1 |
| Informationstechnik | 1 |
| Multimedia | 1 |
| Technik | 5 |
| Weltraum | 1 |
|
| |||
| 记录码 | |||
|
recording code : 10 Phrasen in 6 Thematiken |
| Bibliothekswesen | 1 |
| Elektronik | 1 |
| Informationstechnik | 1 |
| Multimedia | 1 |
| Technik | 5 |
| Weltraum | 1 |