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| 应答装置; 应答器 | |||
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answer unit : 4 Phrasen in 4 Thematiken |
| Informationstechnik | 1 |
| Kommunikation | 1 |
| Technik | 1 |
| Telekommunikation | 1 |
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| 应答装置; 应答器 | |||
|
answer unit : 4 Phrasen in 4 Thematiken |
| Informationstechnik | 1 |
| Kommunikation | 1 |
| Technik | 1 |
| Telekommunikation | 1 |