 |
| |||
| frequency inversion | |||
| инверсия частот: 16 phrases in 3 subjects |
| Information security and data protection | 4 |
| Quantum electronics | 1 |
| Security systems | 11 |
|
| |||
| frequency inversion | |||
| инверсия частот: 16 phrases in 3 subjects |
| Information security and data protection | 4 |
| Quantum electronics | 1 |
| Security systems | 11 |