Việt
hệ số dịch chuyển gương lò
Anh
rate of face advance
advance of a face
Đức
Abbaugeschwindigkeit
Pháp
avancement de la taille
advance of a face,rate of face advance /ENERGY-MINING/
[DE] Abbaugeschwindigkeit
[EN] advance of a face; rate of face advance
[FR] avancement de la taille