| |||
| группа дозвона | |||
| группа коллективного вызова (Calling groups allow an incoming call to ring simultaneously on all telephones in a group, for example, a customer service group. Yuri Ginsburg) | |||
|
calling group : 13 phrases in 4 subjects |
| Aviation | 1 |
| Mass media | 5 |
| Military | 1 |
| Telecommunications | 6 |