Lisebelisoa le HDD

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Ha ho tluoa tabeng ea lithupa tse thata, tse ka tšeptjoang tsa ho cheka, TDS e etsa phala ea boleng bo holimo ea HDD (Horizontal Directional Drilling) le lisebelisoa.Lihlahisoa tsa rona tsa boleng bo holimo tsa ho cheka tse rapameng li hlola merero e hlokang ka ho fetesisa.Ho tloha ho tunneling ka tlas'a litsela ho ea ho ho cheka libakeng tse tšubuhlellana haholo hammoho le libaka tse sa sireletsehang tikolohong, re fana ka litšebeletso tse chekang tse ka sehloohong tse nyenyane ho isa bohareng ba boholo bo tšekaletseng.Haholo-holo re etsa le ho fana ka lithupa le liphaephe tse lumellanang le li-HDD tse latelang.