 |
| |||
| telephony; telephone operation; telephoning | |||
| telephone operation; telephoning | |||
|
телефонирование : 45 phrases in 9 subjects |
| Communications | 10 |
| Mass media | 8 |
| Military | 1 |
| Radio | 1 |
| Radioengineering | 2 |
| Rail transport | 3 |
| Soviet | 1 |
| Technology | 14 |
| Telecommunications | 5 |