Thaum yuav khoomntshiab npib tsib xee daim hlau, koj yuav tsum tau xyuam xim rau cov ntsiab lus hauv qab no:
1. Kev lees paub zoo: Xaiv lub chaw tsim khoom nrog kev lees paub zoo, uas tuaj yeem muab cov ntawv zoo nkauj nickel thiab lav zoo thiab lub sijhawm xa khoom.
2. Thickness thiab loj: Xaiv qhov tsim nyog thickness thiab loj raws li qhov xav tau tiag tiag kom tau raws li kev siv.
3. Cov khoom siv thiab kev kho deg: Xav txog cov khoom siv thiab kev kho deg ntawm cov ntshiab nickel phaj, xws li cov ntsiab lus nickel, nto roughness, plating, thiab lwm yam.
4. Tus nqi thiab lub sij hawm xa tuaj: Xav txog tus nqi thiab lub sijhawm xa khoom kom paub meej tias nws ua tau raws li cov peev nyiaj thiab lub sijhawm.
Nickel phaj khoom zaub
