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reverberatory furnace | |||
open-hearth furnace | |||
hearth furnace; open hearth furnace | |||
hearth incinerator |
four à sole : 56 phrases in 10 subjects |
Chemistry | 2 |
Coal | 1 |
Construction | 1 |
Electronics | 5 |
Environment | 1 |
General | 3 |
Materials science | 3 |
Metallurgy | 33 |
Technology | 6 |
Thermal Energy | 1 |