History

bord-and-pillar mining

Meanings of "bord-and-pillar mining" in Spanish English Dictionary : 3 result(s)

	Category	English	Spanish
Engineering
1	Engineering	bord-and-pillar mining	labor de salón y pilar
2	Engineering	bord-and-pillar mining	minería de cámara y pilar
3	Engineering	bord-and-pillar mining	laboreo a cuadrícula