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| espace de gaz (в аппаратах легче воздуха); volume de gaz | |||
| объём газа: 11 phrases in 6 subjects |
| Chemistry | 1 |
| Metallurgy | 3 |
| Natural resourses and wildlife conservation | 1 |
| Oil and gas | 3 |
| Packaging | 1 |
| Physics | 2 |
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