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| signaling rules (в криптографии) | |||
| communication procedures | |||
| правила связи: 21 phrases in 12 subjects |
| Automated equipment | 1 |
| Aviation | 2 |
| Chemistry | 1 |
| Communications | 1 |
| Electronics | 3 |
| Information security and data protection | 1 |
| Makarov | 2 |
| Mass media | 4 |
| Politics | 1 |
| Security systems | 1 |
| Taxes | 2 |
| Telecommunications | 2 |