Qhov kev xaiv ntawm tus xaum yog nyob ntawm cov qauv kos duab thiab ntawm qhov zoo ntawm daim ntawv. Hauv kev dav dav, lawv tau muab faib ua cov yooj yim thiab cov xim. Cov xaum xaum ntawm qhov sib txawv ntawm qhov nyuaj tau siv hauv cov duab. Txhawm rau tsim cov duab xim, muaj cov xim dej, pastels, siv quav ciab thiab lwm tus.
Cov Lus Qhia
Kauj ruam 1
Hauv kev teeb tsa hauv cov duab, feem ntau yog cov cwj mem cwj mem los yog siv, uas muaj lub suab nrov greyish thiab ci me ntsis. Lawv tsis yog xim dub. Lawv muaj nyob rau hauv sib txawv qib ntawm softness / hardness. Cov qib no tuaj yeem lees paub los ntawm cov tsiaj ntawv M, T, MT thiab tus lej nyob ntawm daim ntawv. Saib ntawm qhov kawg ntawm tus cwj mem, ntawd koj yuav pom cov cim sau cia.
Kauj ruam 2
Yog tias koj xav tau xaum qhuav tawv tawv, xaiv ib qho nrog tus tsiaj ntawv T tom kawg (lossis Askiv H rau tawv). Kuj tseem muaj xaum 2T, 3T, thiab lwm yam. Qhov loj dua tus naj npawb, qhov ntau dua qhov ua tiav ntawm kev tawv. Cov xaum xim siv tau yooj yim los siv rau ntawm daim ntawv ze rau whatman ntawv, zoo li thaum cov txheej txheem teeb duab siv sijhawm ntev. Lawv haum zoo rau ntawm daim ntawv ntxhib.
Kauj ruam 3
Yog tias koj tab tom nrhiav tus cwj mem muag muag, coj cov graphite cim M (Lus Askiv - B), lossis cov phom softer - 2M, 3M, thiab lwm yam. Cov xaum muag muag yog qhov zoo rau kev kos duab thiab ua haujlwm ntawm tus ntawv du. Thaum koj kos lawv, cov kab yog qaim dua thiab thicker.
Kauj ruam 4
Cov tsiaj ntawv TM (los yog HB) txhais qhov nruab nrab qhov muag muag. Siv nws thaum kos duab ib daim duab. Tom qab ntawv txav mus rau softer tooj. Koj tuaj yeem yuav ib txheej uas qhov ntawd yuav muaj qhov xaum graphite ntawm qhov sib txawv ntawm qhov muag muag thiab tawv, koj tsuas yog yuav tsum sim lawv hauv kev coj ua thiab nkag siab txog qhov laj thawj twg yog qhov zoo tshaj plaws.
Kauj ruam 5
Pastels yog qhov tseem ceeb muag xim cwj mem qhuav nrog rau muag heev. Lawv suav nrog cov xim, kaolin, chalk, av nplaum, cov av dawb, thiab lwm yam. Xaiv cov pastels thaum koj xav tau cov xim matte thiab lub ntsej muag zoo nkauj. Nco ntsoov tias nws tsis lo zoo heev ntawm daim ntawv, yog li ntawv yuav tsum ntxhib. Thaum kawg, koj tuaj yeem siv tus kho-txhim kho, txawm li cas los xij, lub suab tag nrho ntawm daim duab hauv qhov no yuav hloov me ntsis.
Kauj Ruam 6
Lwm yam ntxiv yog xaum xim crayons. Cov no yog cov tuab, cog ntoo xim xaum qhuav xim, muag muag heev, nrog rau cov duab ci ci, zoo nkauj. Lawv raug muag teeb ua ib pawg. Lawv yog qhov zoo los yuav rau cov menyuam yaus vim tias lawv kav ntev thiab kev khwv nyiaj. Txawm li cas los xij, xyuam xim rau qhov zoo thiab cov chaw tsim khoom kom tsis muaj teeb meem hauv cov kuab tshuaj muaj pes tsawg leeg.
Kauj Ruam 7
Xim av xaum xaum xaum tsim lub tshuab siv tshuab tshwj xeeb los ntawm cov xim pleev xim dej. Lawv ci, muag, tsis txhob tawv muag thaum siv. Daim duab xim nrog xaum xim xaum tuaj yeem raug blurred nrog ib daim txhuam ntub lossis sab laug ntshiab.
Kauj ruam 8
Mem hluav yog qhov sib txawv ntawm cov duab - round, multifaceted, daim duab peb sab. Ntawm no, mob siab rau koj cov kev nyiam - tus cwj mem yuav tsum pw zoo nyob hauv koj txhais tes kom tus txhuam thiaj li tsis nkees thaum ua haujlwm nrog nws.
