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| спаренная камера | |||
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twin chamber : 16 phrases in 11 subjects |
| Astronautics | 3 |
| Chromatography | 1 |
| Metallurgy | 1 |
| Missiles | 2 |
| Nautical | 1 |
| Oil / petroleum | 1 |
| Oil and gas technology | 1 |
| Oilfields | 1 |
| Physics | 3 |
| Polymers | 1 |
| Technology | 1 |
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