|
intelligence signal : 41 phrases in 11 subjects |
| Astronautics | 3 |
| Aviation | 2 |
| Household appliances | 1 |
| Information security and data protection | 2 |
| Mass media | 2 |
| Military | 21 |
| Quantum electronics | 1 |
| Radioengineering | 1 |
| Security systems | 1 |
| Technology | 6 |
| Telecommunications | 1 |