Li-Crawler drills, tse tsejoang hape e le li-drill-mounted drills, ke mechini e matla ea ho cheka e sebelisoang haholo liindastering tse fapaneng.Li etselitsoe ho sebetsa libakeng tse mpe le maemong a thata, e leng se etsang hore e be tse loketseng bakeng sa ho cheka mererong ea merafo, ea kaho le ea lipatlisiso.Ka ho...
Bala haholoanyane