 |
| |||
| служба канала передачи данных (ssn) | |||
|
data link service : 12 phrases in 4 subjects |
| Aviation | 3 |
| Communications | 1 |
| Military | 2 |
| Programming | 6 |
|
| |||
| служба канала передачи данных (ssn) | |||
|
data link service : 12 phrases in 4 subjects |
| Aviation | 3 |
| Communications | 1 |
| Military | 2 |
| Programming | 6 |