bassin houiller /ENERGY-MINING/
[DE] Kohlebecken
[EN] coal-mining area
[FR] bassin houiller
bassin houiller /ENERGY-MINING/
[DE] Revier
[EN] coalfield
[FR] bassin houiller
bassin houiller,bassin minier /ENERGY-MINING/
[DE] Kohlenbecken; Kohlenrevier; Steinkohlenbecken
[EN] coal basin; coal field
[FR] bassin houiller; bassin minier