 |
| |||
| автоматическое линейное шифрование | |||
|
line ciphering : 12 phrases in 3 subjects |
| Military | 4 |
| Security systems | 6 |
| Telecommunications | 2 |
|
| |||
| автоматическое линейное шифрование | |||
|
line ciphering : 12 phrases in 3 subjects |
| Military | 4 |
| Security systems | 6 |
| Telecommunications | 2 |