 |
| |||
| subscriber telegraphy | |||
| абонентская телеграфная связь: 5 phrases in 4 subjects |
| Electronics | 2 |
| Information security and data protection | 1 |
| Mass media | 1 |
| Programming | 1 |
|
| |||
| subscriber telegraphy | |||
| абонентская телеграфная связь: 5 phrases in 4 subjects |
| Electronics | 2 |
| Information security and data protection | 1 |
| Mass media | 1 |
| Programming | 1 |