 |
| |||
| ring voltage (oleg.vigodsky); ringing voltage (oleg.vigodsky) | |||
| |||
| ringing AC voltage (oleg.vigodsky) | |||
| вызывное напряжение: 5 phrases in 3 subjects |
| Programming | 1 |
| Telecommunications | 3 |
| Telephony | 1 |
|
| |||
| ring voltage (oleg.vigodsky); ringing voltage (oleg.vigodsky) | |||
| |||
| ringing AC voltage (oleg.vigodsky) | |||
| вызывное напряжение: 5 phrases in 3 subjects |
| Programming | 1 |
| Telecommunications | 3 |
| Telephony | 1 |