Anh
dewatering
drainage
drainage of mines
mine pumping
Đức
Entwässerung
Wasserhaltung
Wasserhebung
Pháp
dénoyage
exhaure
dewatering,drainage,drainage of mines,mine pumping /ENERGY-MINING/
[DE] Entwässerung; Wasserhaltung; Wasserhebung
[EN] dewatering; drainage; drainage of mines; mine pumping
[FR] drainage; dénoyage; exhaure