词汇	神秘论
释义	神秘论 occultismmysticism
随便看	drill pipe grade drill pipe heat treatment drill pipe inspection drill pipe joint drill pipe joint connecting drill pipe joints drill pipe nipple drill pipe positioner drill pipe protector drill pipe protector expander drillpipe pump down plug drill pipe rack drill pipe safety valve drill pipe slip drill pipes management drill pipe spinner drill pipe stabilizer drill pipe steel drill pipe sticking drill pipe straightener drill pipe string drill pipe sub Drill pipe threads are not cleaned in that way drill pipe tie-in drill piston