Cov cim feem ntau muab faib ua ob hom: oily thiab dej-raws li. Cov xim qub tuaj yeem diluted nrog toluene thiab muaj zog nkag, tshwj xeeb tshaj yog tsim rau kev kos duab ntawm daim ntawv (sulfuric acid paper); Cov xim tom kawg yog soluble hauv dej thiab feem ntau yog siv rau kev pleev xim rau ntawm cov ntawv nruj dua los yog cov ntawv coated. Hauv kev kos duab ntawm cov duab kos duab sab hauv, roj -raws li cov cim tau siv ntau dua. Cov txheej txheem roj-raws li tus cwj mem kuj tseem ceeb ntawm no.
Muaj ntau ntau hom xim ntawm cov cim, feem ntau ntau li ntau pua, thiab kev faib cov xim yog muab faib ua ob peb series raws li feem ntau siv ntau zaus, qee qhov feem ntau siv grey series ntawm cov xim sib txawv, uas yooj yim heev rau siv. Feem ntau, raws li kev sib txawv ntawm cov animation, sab hauv, architecture, khaub ncaws, thiab lwm yam, muaj cov xim sib txawv, kev xaiv xim yog 24 xim, 30 xim, 36 xim, 40 xim, 60 xim, 80 xim, 168 xim, 202 xim. , 262 xim. Raws li qhov nce hauv kev thov, ntau yam xim tau nce mus rau ntau txhiab. Nws nib feem ntau muaj ntau yam thicknesses, thiab nws tseem tuaj yeem kos cov kab sib txawv thiab cov nyhuv raws li qhov sib txawv ntawm lub nib. Cov cim muaj cov yam ntxwv ntawm kev kos duab nrawm, nplua nuj xim thiab muaj zog nthuav tawm, thiab tshwj xeeb tshaj yog nyiam los ntawm cov kws tsim vaj tsev thiab cov tsim sab hauv. Siv ntau yam cwj pwm ntawm tus cwj mem, koj tuaj yeem tsim ntau hom kev ua haujlwm hauv tsev. Piv txwv li, yog tias koj siv lub cim kos rau ntawm daim ntawv sulfuric acid, koj tuaj yeem siv chav rau xim sib haum xeeb ua ntej ziab kom tsim cov nyhuv faded ntawm watercolor painting; Koj tuaj yeem siv cov nyhuv translucent ntawm daim ntawv sulfuric acid los ua nrog tus cim rau tom qab ntawm daim ntawv.
Thaum siv cov xim hlau xim rau thawj zaug, nws yog ib qho tsim nyog yuav tsum nias tus cwj mem rau ntawm daim ntawv ob peb zaug ua ntej cov dej tuaj yeem tawm.
Feem ntau yog siv tus cwj mem kos duab kos duab hauv tsev. Ua ntej, siv tus cwj mem kos duab (stylus cwj mem) los qhia txog cov xwm txheej tseem ceeb thiab cov khoom txhawb nqa ntawm daim ntawv qhia kev ua haujlwm sab hauv tsev, thiab tom qab ntawd siv tus cwj mem kos rau xim. Cov xim oily txheej thiab cov kab number case tsis npog ib leeg, thiab cov xim blocks muaj qhov sib txawv thiab muaj kev nkag siab zoo ntawm daim ntawv.
Txhawm rau pleev xim rau cov xim blocks sib npaug, nws yog ib qho tsim nyog yuav tsum txav tus cwj mem sai sai thiab sib npaug; txhawm rau kos ib ntug ntshiab, koj tuaj yeem siv zaj duab xis thiab lwm yam khoom rau ib nrab occlusion; txhawm rau kos cov nyhuv ploj ntawm cov xim gradient, koj tuaj yeem siv cov xim tsis muaj xim Lub cwj mem yog siv rau de-halation kho; cov xim ntawm tus cwj mem tuaj yeem siv los ua ntau yam tshwj xeeb los ntawm kev tshem tawm, txhuam hniav thiab lwm yam. Cov cim tseem tuaj yeem siv nrog lwm cov txheej txheem pleev xim. Piv txwv li, siv cov xim dej los yog gouache ua rau thaj tsam loj ntawm lub ntuj, hauv av thiab phab ntsa, thiab tom qab ntawd siv lub cim los piav qhia cov ntsiab lus lossis kos duab zoo nkauj, txhawm rau txhim kho qhov muaj zog thiab zam qhov tsis muaj zog, thiab sib ntxiv. Inkjet thiab cov txheej txheem kev ua tau zoo.
