 |
| |||
| ringing-and-signaling; ringing-and-signalling | |||
| сигнально-вызывной: 12 phrases in 6 subjects |
| Communications | 2 |
| Construction | 2 |
| Mass media | 2 |
| Rail transport | 1 |
| Telecommunications | 2 |
| Telephony | 3 |
|
| |||
| ringing-and-signaling; ringing-and-signalling | |||
| сигнально-вызывной: 12 phrases in 6 subjects |
| Communications | 2 |
| Construction | 2 |
| Mass media | 2 |
| Rail transport | 1 |
| Telecommunications | 2 |
| Telephony | 3 |