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| descender device (Natalia Druzhinina) | |||
| устройство для спуска: 19 phrases in 10 subjects |
| Automated equipment | 1 |
| Construction | 2 |
| Firefighting and fire-control systems | 1 |
| Nautical | 4 |
| Oil / petroleum | 2 |
| Oil and gas | 4 |
| Refrigeration | 1 |
| Sakhalin | 2 |
| Technology | 1 |
| Transport | 1 |