Ib qho nyuaj tshaj plaws yog pob zeb diamond. Tias yog vim li cas tshwj xeeb pob zeb diamond xyaum yog siv los ua ntau yam ntaub ntawv uas muaj zog. Lawv tau tsim los ntawm kev siv tshuab sintering, uas tso cai rau kom tau txais cov khoom ntawm qhov ntom ntom