Cov txheej txheem:
Video: Yuav ua li cas ua chalk rau ntawm daim kab dam?
2024 Tus sau: Stanley Ellington | [email protected]. Kawg hloov kho: 2023-12-16 00:17
- Ua ntej, xuab zeb koj ntoo. Kuv tsis tau ua qhov no, tab sis kuv xav tau.
- Tom ntej no, muab koj cov ntoo.
- Tom qab ntawd, pleev xim nrog ob lub tsho tiv no ntawm daim kab dam pleev xim rau, cia cov xim qhuav tag ntawm cov tsho loj.
- Thaum kawg, rub chalk tag nrho cov tshiab daim kab dam …
- Tam sim no, ua koj chalk masterpieces!
- Pin Nws rau Tom Qab.
Tsis tas li lo lus nug yog, kuv tuaj yeem siv dab tsi los hloov cov chalk ntawm daim kab dam?
Lwm Txoj Kev Rau Daim kab dam : Whiteboard Xim (Ntshiab) Tsim ib lub phab ntsa dub du qhov twg koj daim kab dam siv tau, thiab nws yuav tsis tso cov plua plav mus rau saum huab cua. Koj yuav yog siv cov cim tsis yog chalk uas yog ntau ntau tus phooj ywg environmentally. Koj qhov chaw tsis tas yuav tsum yog xim dub.
Ib yam li ntawd, dab tsi yog cov khoom siv zoo tshaj plaws los ua ib lub chalkboard? Koj tuaj yeem siv txhua qhov chaw. Kuv yuav sim siv ib daim nyias nyias. Kuv kuj tau pom qee cov neeg siv cov ntawv tuab tuab. Kuv ua kuv daim kab dam los ntawm ib daim ntawv txiav xwb plywood thiab txog 3-4 lub tsho tiv no ntawm pleev xim rau chalkboard.
Nyob rau hauv tas li ntawd, yuav ua li cas siv chalk markers ntawm ib daim kab dam?
Yuav ua li cas siv chalk markers kom zoo
- Tuav tus cim diagonally, nrog lub hau rau, thiab pib co.
- Ntawm qhov chaw tiaj tus, nias lub hau thiab tso tawm. Rov ua dua kom txog thaum lub taub sau nrog tus cwj mem. Feem ntau nws yuav siv li 20-40 lub twj tso kua mis.
- Pib kos duab!
Blackboard chalk yog dab tsi?
A blackboard (tseem hu ua a daim kab dam ) yog ib qho reusable sau nto ntawm cov ntawv nyeem lossis kos duab ua nrog sticks ntawm calcium sulfate los yog calcium carbonate, paub, thaum siv rau lub hom phiaj no, xws li chalk . Blackboards yog Ameslikas ua ntawm du, nyias nplooj ntawm dub los yog tsaus grey slate pob zeb.
Pom zoo:
Yuav ua li cas yog lub npe rau ib tug monetary system nyob rau hauv uas daim ntawv nyiaj thiab npib yog sib npaug zos rau tus nqi ntawm ib tug tej yam nyiaj ntawm kub?
Tus qauv kub yog ib qho nyiaj txiag uas lub teb chaws lub txiaj los yog cov ntawv nyiaj muaj nqis ncaj qha mus rau kub. Nrog tus qauv kub, lub teb chaws tau pom zoo los hloov cov ntawv nyiaj rau hauv cov nyiaj kub kub
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Koj tuaj yeem siv dab tsi es tsis txhob siv chalk rau ntawm daim kab dam?
Alternatives To Chalkboards: Whiteboard Paint (Clear) Koj yuav siv cov cim es tsis txhob siv cov chalk uas yog ib puag ncig zoo dua. Koj qhov chaw tsis tas yuav tsum yog xim dub. Muaj ib tug sau nto nyob rau hauv tej xim koj nyiam. Qhov ntawd yog qhov zoo tshaj plaws ntawm kev xaiv cov xim pob tshab dawb