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Steinkohlengrube f; Kohlenzeche f; Grube f; Steinkohlenzeche f; Kohlenbergwerk n | |||
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Oberkarbon Abteilung |
houillère : 29 phrases in 9 subjects |
Coal | 9 |
Construction | 1 |
Earth sciences | 2 |
Energy industry | 1 |
General | 1 |
Industry | 2 |
Metallurgy | 10 |
Mining | 1 |
Natural resourses and wildlife conservation | 2 |