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| conference communication system; teleconference system | |||
| conference network; conference system (AMlingua); conference-communication system | |||
| система конференц- связи: 8 Phrasen in 6 Thematiken |
| Informationstechnik | 1 |
| Massenmedien | 1 |
| Militär | 1 |
| Sicherheitssysteme | 2 |
| Technik | 1 |
| Telekommunikation | 2 |