Re fana ka mefuta e fapaneng ea lihlahisoa tsa ho phunya tšepe tse sothehileng ka lebelo le phahameng le litlhaloso ho fihlela maemo a fapaneng,
lits'ebetso tse ikhethileng le litlhoko tsa ho iketsetsa tse ikhethileng.
Theknoloji e tsoetseng pele ea tlhahiso ea machaba le boleng bo holimo
Re ntse re tsepamisitse maikutlo lipatlisisong, nts'etsopele, tlhahiso le thekisong ea li-drill bits tsa HSS twist.
Litekanyetso tsa rona tsa mantlha ke boqapi, bokhabane, tšebelisano 'moho le katleho ea bohle. Lepetjo la rona ke hore ntho e 'ngoe le e 'ngoe e qala ka botšepehi.
E romelloa Amerika, Russia, Jeremane, Brazil, Bochabela bo Hare le linaheng tse ling tse 19 le libakeng tse ling, e ba mofani oa lihlahisoa tse fetang 20.

Ho tloha ha e theoa ka 2011, fektheri ea rona e bile setsebi lefapheng la li-drill tsa tšepe tse sothehileng ka lebelo le phahameng. Re na le setsi sa tlhahiso sa sejoale-joale se koahelang sebaka sa lisekoere-mithara tse 12,000, ka boleng ba tlhahiso ea selemo le selemo ba RMB tse limilione tse 150, le basebetsi ba nang le boiphihlelo ba fetang 100. Litekanyetso tsa rona tsa mantlha ke boqapi, bokhabane, tšebelisano-'moho le katleho ea bohle. Lepetjo la rona ke hore ntho e 'ngoe le e 'ngoe e qala ka botšepehi.
sheba tse ling