Anh
mining method
system of working
winning method
working method
Đức
Abbaumethode
Abbauverfahren
Pháp
mode d'abattage
méthode d'abattage
méthode d'exploitation
mining method,system of working,winning method,working method /ENERGY-MINING/
[DE] Abbaumethode; Abbauverfahren
[EN] mining method; system of working; winning method; working method
[FR] mode d' abattage; méthode d' abattage; méthode d' exploitation