 |
| |||
| interchange acknowledgement | |||
| подтверждение обмена: 3 phrases in 3 subjects |
| Mass media | 1 |
| Security systems | 1 |
| Telecommunications | 1 |
|
| |||
| interchange acknowledgement | |||
| подтверждение обмена: 3 phrases in 3 subjects |
| Mass media | 1 |
| Security systems | 1 |
| Telecommunications | 1 |