 |
| |||
| assignment key (телефония); call key; ringing key (посылки тока вызова) | |||
| call key (в телефонии); assignment key; calling key; ringing key (в телефонии) | |||
| ringing key | |||
| вызывной ключ: 11 phrases in 9 subjects |
| American usage, not spelling | 1 |
| British usage, not spelling | 1 |
| Communications | 1 |
| Electronics | 1 |
| General | 1 |
| Mass media | 1 |
| Technology | 1 |
| Telecommunications | 2 |
| Telephony | 2 |