 |
| |||
| channel data block (oleg.vigodsky); link data unit (ssn) | |||
| блок данных канала: 20 phrases in 9 subjects |
| Computer networks | 1 |
| Computers | 1 |
| Electrical engineering | 1 |
| Information technology | 3 |
| Mass media | 4 |
| Military | 1 |
| Programming | 2 |
| Technology | 2 |
| Telecommunications | 5 |