 |
| |||
| conference communication system; teleconference system | |||
| conference network; conference system (AMlingua); conference-communication system | |||
| система конференц-связи: 8 phrases in 6 subjects |
| Information technology | 1 |
| Mass media | 1 |
| Military | 1 |
| Security systems | 2 |
| Technology | 1 |
| Telecommunications | 2 |