shaft lining

同义词释义

1)shaft lining,井筒支架2)shaft set,井筒支架3)shaft timberman,井筒支架工4)Helical Steel Support,螺旋形井筒支架5)well bore,井筒6)wellbore,井筒7)mine shaft,井筒8)shaft,井筒9)borehole,井筒10)mineshaft,井筒