Li-Insert tsa ho Hlahloba Libaka tsa Oli
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Leino le Leholo la Carbide bakeng sa ho Hlahloba Libaka tsa Oli
Tšebeliso ea Libopeho tsa Mafika: Li-drill bits tsa cone ea roller field li sebelisoa haholo mefuteng e fapaneng ea libopeho tsa majoe, ho kenyeletsoa lejoe la lehlabathe, shale, seretse le majoe a thata. Khetho ea mofuta oa drill bits ea cone ea roller e itšetlehile ka thata le litšobotsi tsa ho bopa lefika. Lipakane tsa ho cheka: Lipakane tsa ho cheka li boetse li susumetsa khetho ea li-drill bits tsa cone ea roller. Mohlala, ho cheka liliba tsa oli le liliba tsa khase ea tlhaho li ka hloka mefuta e fapaneng ea li-drill bits ho amohela mefuta e fapaneng...
