Lilemong tsa morao tjena, theknoloji ea ho phunya e tsoetse pele haholo, 'me e' ngoe ea lintlafatso tsa bohlokoa tse tsamaisang phetoho ena ke sehahi sa PDC. PDC, kapa polycrystalline diamond compact, cutters ke mofuta oa sesebelisoa sa ho cheka se sebelisang motsoako oa daemane le tungsten carbide ho ntlafatsa ts'ebetso le ts'ebetso ea ...
Bala haholoanyane