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| внутренний воздух | |||
| воздух в помещении | |||
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室内空气 : 18 phrases in 8 subjects |
| Chemistry | 1 |
| Ecology | 3 |
| Electronics | 1 |
| Environment | 2 |
| Forestry | 1 |
| General | 7 |
| Refrigeration | 1 |
| Technology | 2 |
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