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| heating; warming | |||
| chimney heating (komina) | |||
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nagrzewanie : 64 phrases in 7 subjects |
| Construction | 7 |
| Electric motors | 2 |
| Electronics | 2 |
| Nuclear physics | 1 |
| Technology | 1 |
| Thermal Energy | 46 |
| Vacuum tubes | 5 |
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