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| hard material: 43 phrases in 18 subjects |
| Automated equipment | 3 |
| Automobiles | 1 |
| Electrical engineering | 1 |
| Electronics | 2 |
| Geophysics | 2 |
| Gold mining | 3 |
| Magnetics | 1 |
| Makarov | 6 |
| Metallurgy | 1 |
| Military | 3 |
| Oil / petroleum | 1 |
| Oil and gas | 3 |
| Oilfields | 2 |
| Physics | 1 |
| Rail transport | 1 |
| Technology | 9 |
| Transport | 2 |
| Welding | 1 |
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