 |
| |||
| telephone traffic; voice traffic | |||
| телефонный трафик: 8 phrases in 4 subjects |
| Information security and data protection | 1 |
| Mass media | 3 |
| Security systems | 2 |
| Telecommunications | 2 |
|
| |||
| telephone traffic; voice traffic | |||
| телефонный трафик: 8 phrases in 4 subjects |
| Information security and data protection | 1 |
| Mass media | 3 |
| Security systems | 2 |
| Telecommunications | 2 |