Cov cim tau muab faib ua cov cim roj thiab cov cim dej.
1, Dej-raws li cov cim tuaj yeem sau rau ntawm qhov chaw du lossis whiteboards, thiab tuaj yeem tshem tawm nrog cov ntaub pua plag (whiteboard marker).
2, roj-raws li cov cim tuaj yeem siv cawv thiab lwm cov kuab tshuaj organic los tshem tawm cov ntawv sau, zoo ib yam li cov cwj mem whiteboard hauv kev qhia, tuaj yeem hloov cov cwj mem whiteboard siv rau ntawm iav thiab whiteboard, tom qab so nrog cawv. Yog tias lub kaus mom cwj mem tsis nruj nruj thiab tsis tuaj yeem sau ib txwm, ntxiv ib co cawv tom qab tshem tawm tus cwj mem, thiab dilute tus cwj mem, koj tuaj yeem sau tau.
Cov ntaub ntawv txuas ntxiv
Khoom qeb
1. tus cim ruaj khov
Siv roj-raws li tus cwj mem rau kev sau ntawv, haum rau ntau yam kev sau cov cim saum npoo.
2. Water-based marker water-baseinkmarker
Siv dej-raws li inks rau kev sau ntawv, feem ntau yog siv los ua cov cim rau ntawm daim ntawv.
3. Siv daim npav dawb rau lub rooj tsavxwm dawb
Nws tuaj yeem sau rau saum npoo ntawm lub rooj tsavxwm dawb lossis cov xim board xws li enamel, ci xim, plastering yas, thiab cov ntawv sau tau yooj yim erased.
4. fluorescentpen; siab dua
Ib lub cim uas muaj cov khoom siv fluorescent nyob rau hauv nruab nrab ntawm kev sau ntawv los ua kom pom qhov muag lossis kos npe. Feem ntau siv xim yog fluorescent daj, txiv qaub daj, lavender, lub teeb hmoov, ntsuab, xiav xiav thiab lwm yam.
