Mu myaka yashize, tekinoroji yo gucukura yateye imbere ku buryo bugaragara, kandi kimwe mu bintu by'ingenzi bishya bitera iyi mpinduka ni ugukata PDC. PDC, cyangwa polycrystalline compact ya diamant, gukata ni ubwoko bwibikoresho byo gucukura bifashisha uruvange rwa diyama na karubide ya tungsten kugirango tunoze imikorere na du ...
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