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линия защиты : 87 phrases in 31 subjects |
| American football | 2 |
| Automated equipment | 3 |
| Banking | 1 |
| Caspian | 1 |
| Communications | 3 |
| Construction | 1 |
| Electrical engineering | 7 |
| Electricity | 1 |
| Electrochemistry | 1 |
| Electronics | 3 |
| Energy industry | 7 |
| Energy system | 3 |
| Firefighting and fire-control systems | 2 |
| General | 1 |
| Information security and data protection | 3 |
| Law | 1 |
| Makarov | 2 |
| Mass media | 4 |
| Military | 1 |
| Nautical | 1 |
| Occupational health & safety | 1 |
| Oil and gas | 1 |
| Optics branch of physics | 1 |
| Physiology | 1 |
| Power system protection | 2 |
| Rail transport | 1 |
| Security systems | 9 |
| Soviet | 2 |
| Sports | 1 |
| Technology | 13 |
| Telecommunications | 7 |