Cov npe" pearl khoom muaj nqis", Cov hlaws iav yog tus ntsuj plig ntawm pearls. Cov hlaws tsis muaj lub teeb thiab tsis tshua pom kev tsis muaj aura. Txhawm rau pom lub teeb, koj yuav tsum muab lub hlaws ncaj rau ntawm daim ntaub dawb muag muag, Cov hlaws koj tuaj yeem pom cov lus sov sov ntawm lub hlaws tau dhau los; thaum saib ntawm lub teeb, lub hlaws zoo tuaj yeem pom cov xim zoo nkauj zaj sawv ntawm lub teeb, Pearls lub txheej yog nplua nuj thiab hloov tau, koj tuaj yeem thaum Koj pom qhov chaw kheej kheej zoo li cov ntawv hlau, Pearls koj tuaj yeem cuam tshuam tib neeg cov tub ntxhais kawm. Tshwj xeeb cov ci ntsa iab tuaj yeem suav nrog Qib A, ua raws li B qib.
Gloss qib, qhov yuav tsum tau ua zoo: tsis tshua muaj zog Lub teeb pom kev zoo yog qhov tshwj xeeb ci, Cov hlaws ntse thiab zoo ib yam, saum npoo yog zoo li daim iav, daim duab pom tseeb heev, muaj zog B xav pom lub teeb ci ntsa iab, ntse thiab tsis sib thooj, Pearls cov duab pom meej heev , nruab nrab C lub teeb ci ntsa iab yog qhov kaj, lub nplaim tuaj yeem pom cov khoom Duab Duab, tsis muaj zog D Lub teeb pom kev tsis muaj zog, Cov hlaws sab saum npoo tuaj yeem pom qhov khoom, tab sis daim duab qhov muag plooj.
GG quot; Ib xee thiab ib xee" ;," Zhu Yuan Yu Khiav", Cov hlaws sib xyaw ntau dua, zoo nkauj tshaj, uas yog nyob ntawm cov neeg suav' s kev coj ua kom zoo nkauj. Loj-grained, Pearls puag ncig hlaws qhia qhov zoo nkauj ntawm lub hli puv. Ua ke nrog ntawm cov gloss, nws tsim kom muaj qhov tsis pom kev zoo nkauj lub tswv yim. Qhov feem pua ntawm qhov sib txawv ntawm qhov ntev tshaj plaws thiab luv tshaj plaws txoj kab uas hla ntawm lub hlaws ≤ 1% yog lub vajvoog zoo meej txheem, Pearls 1% ≤ taub qhov sib txawv ≤ 5% yog lub vajvoog txheem, Pearls thiab nruab nrab ntawm 5% thiab 10% yog a ze rau ntawm lub voj voog. Tab sis feem ntau, koj tuaj yeem pom qhov roundness nrog koj tus kheej lub qhov muag.
