Feem ntau siv cov khoom siv thiab txiav cov ntaub ntawv
Daim duab 2-6-17 qhia txog kev faib khoom ntawm cov cuab yeej txiav uas niaj hnub siv. Ntawm lawv, muaj tsib yam khoom siv tseem ceeb, uas yog cov hlau kub ceev, cemented carbide, cubic boron nitride, polycrystalline pob zeb diamond thiab ceramics. Cov txheej txheem txheej txheem muaj xws li lub cev vapor deposition (PVD) thiab tshuaj vapor deposition (CVD).
