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паровой котёл с угольным отоплением |
coal boiler: 28 phrases in 9 subjects |
Construction | 5 |
Electronics | 4 |
Energy industry | 8 |
European Bank for Reconstruction and Development | 1 |
Makarov | 1 |
Nautical | 3 |
Rail transport | 1 |
Technology | 4 |
Thermal engineering | 1 |