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| relay for protection against grounds (ТАН; на землю) | |||
| реле замыкания: 50 phrases in 12 subjects |
| Automated equipment | 1 |
| Caspian | 1 |
| Electrical engineering | 14 |
| Electronics | 3 |
| General | 2 |
| Military | 1 |
| Molikpaq | 4 |
| Nautical | 4 |
| Oil and gas | 1 |
| Rail transport | 3 |
| Sakhalin | 1 |
| Technology | 15 |