pillar abutment pillar blast pillar bolt pillar brace pillar burst pillar crane pillar disintegration pillar drill pillar-drilling machine pillar extract pillar file pillar method pillar press pillar robbing pillar splitting pillar stone pillar support pillar taking pillar thinning pillar-type drill |
pillar abutment мин. изоставен опорен целик Търсената дума е намерена |