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| signal security | |||
| communications security (Alex_Odeychuk) | |||
| обеспечение безопасности связи: 65 phrases in 9 subjects |
| Energy industry | 1 |
| Fish farming pisciculture | 1 |
| Information security and data protection | 3 |
| Military | 39 |
| Name of organization | 1 |
| Nautical | 1 |
| Sakhalin | 2 |
| Security systems | 2 |
| Technology | 15 |