Xov kos duab kos duab yog thawj kauj ruam los ua txuj ci zoo
Xov kos duab kos duab yog thawj kauj ruam los ua txuj ci zoo

Video: Xov kos duab kos duab yog thawj kauj ruam los ua txuj ci zoo

Video: Xov kos duab kos duab yog thawj kauj ruam los ua txuj ci zoo
Video: VIII Межрегиональный химический турнир. Как это было 2024, Kaum ib hlis
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Txhua txoj haujlwm muaj tswv yim pib nrog kev paub txog cov hauv paus ntawm daim duab uas nyiam. Yog li, txhawm rau ua si lub suab paj nruag, koj yuav tsum kawm cov ntawv sau thiab ua si ntau etudes. Ua ntej koj pib seev cev zoo, nws raug nquahu kom npaj koj lub cev nrog kev tawm dag zog lub cev. Kev kos duab zoo yog los ntawm kev muaj peev xwm hloov lub ntiaj teb nyob ib puag ncig ntawm lub dav hlau. Nws tuaj yeem yog daim ntawv, canvas, woodwork, hlau, thiab lwm yam. Thawj kauj ruam hauv kev paub txog kev kos duab tuaj yeem yog mem hluav sketches ntawm ntawv.

cwj mem txheej
cwj mem txheej

Npaj ua haujlwm

Lub tswv yim ntawm daim duab kos yog ib qho duab ntawm ib yam dab tsi yam tsis tau kos tag nrho cov ntsiab lus. Nyob rau tib lub sijhawm, daim duab nws tus kheej yuav tsum qhia cov ntsiab lus, nqa cov ntaub ntawv. Tso cai rau qee cov ntsiab lus tseem ceeb.

Ua ntej koj pib kos duab nrog mem hluav, koj yuav tsum khaws nws raws li qib hardness. Muaj peb hom tseem ceeb:

  • Solid (TV, HB) - siv rau lub teeb, NW nyuam qhuav pomkab.
  • Medium soft (TM) - lawv hais txog cov ntsiab lus tseem ceeb thiab meej.
  • xaum mos (M, B, 2B, 4B) - zoo rau kev rov ua dua tshiab (tseem ceeb rau qhov tsaus ntuj tshaj plaws thiab hais meej meej).

Qhov thib ob uas yuav tsum xav txog thaum ua haujlwm ntawm cov duab kos thiab kos duab yog ntawv. Ib tug heev du, yuav luag glossy qauv yuav ua rau nws nyuaj rau siv mem hluav lead hais, thiab ib tug ntxhib heev, ntawm qhov tsis tooj, yuav ua rau cov hauj lwm zoo li embossing. Yog tias nws tseem nyuaj rau txiav txim siab "los ntawm qhov muag", tom qab ntawd koj tuaj yeem sim ua ob peb lub strokes qhov chaw ntawm ntug, xaiv cov ntawv xaiv zoo tshaj plaws rau koj tus kheej.

xaum sketches yuav tsum tsis txhob siv sijhawm ntev. Qhov nruab nrab nws yog 5-7 feeb. Nws yog qhov zoo dua los pib nrog cov ntsiab lus yooj yim. Nws tuaj yeem yog tsob ntoo ceg, paj yooj yim, ib qho rooj tog. Lub hom phiaj yog los qhia qhov kev lees paub thiab lub ntsiab lus ntawm cov khoom raug kos hauv ob peb strokes. Tsis txhob txhawj yog tias nws tsis ua haujlwm tam sim ntawd. Ua ntej kev ua haujlwm raug coj mus rau automatism, sijhawm txaus yuav dhau mus, tab sis nws tsim nyog. Thiab yog tias muaj txuj ci ntxiv rau kev mob siab rau, ces qhov tshwm sim tuaj yeem tshaj txhua qhov kev cia siab.

mem hluav sketches
mem hluav sketches

Cov ntsiab lus tseem ceeb rau kev kos duab

Pib xaum kos duab kos duab hauv qab no:

  1. Xaiv lub kaum sab xis, txiav txim siab qhov chaw ntawm daim ntawv, kos qhov loj.
  2. Tau txiav txim siab rau txhua qhov tsis muaj, nws yog qhov yuav tsum tau nthuav tawm cov khoom uas tau piav qhia nrog ob peb lub strokes.
  3. Siv hatching kom pom tseeb qhov chaw tsaus (nws tuaj yeem ua duab ntxoov ntxoo lossisrecess).
  4. Yog tias qhov khoom txav mus, sim qhia qhov kev taw qhia.
  5. Txhawm rau ntxiv qhov tseeb, koj tuaj yeem kos ib qho kev nthuav dav, piv txwv li, ob lub qhov muag, lub paj paj, qhov tseem ceeb tshaj plaws ntawm cov ntsiab lus.
  6. Strokes yog siv nrog kev txav ceev thiab meej. Nws tsis raug tso cai taug qab, tab sis nws muaj peev xwm tsim cov kab tshiab rau saum cov uas twb tau kos lawm.
sketch drawings nyob rau hauv mem hluav
sketch drawings nyob rau hauv mem hluav

Thaum ua sketches nrog ib tug cwj mem, thaum xub thawj koj siv tau ib tug eraser, yav tom ntej nws yuav tsum tau muab tshem tawm (ib tug yam ntxwv feature ntawm sketches thiab sketches yog tsis muaj peev xwm ntawm erasing).

Tsis tas yuav ntshai qhov tsis raug ntawm qhov sib npaug, kos kab ntxiv - txhua yam los nrog kev paub. Nrog rau txhua qhov haujlwm tom ntej, qhov yuam kev yuav txo qis, cov kab yuav pom tseeb dua. Qhov no hu ua "sau tes." Tab sis txawm tias thawj tej hauj lwm ua los ntawm tes tsis khov kho tuaj yeem ua ke.

kos nrog mem hluav
kos nrog mem hluav

Sketches ua lub hauv paus rau yav tom ntej paintings

Cov cwj mem sketches ua rau lub sijhawm sib txawv thiab qhov chaw, txawm tias lawv qhov qub thiab zoo li tsis tiav, tuaj yeem ua haujlwm los tsim cov duab tiav. Piv txwv li, los ntawm cov sketch ua los ntawm ntau yam xim, ib tug zoo tseem lub neej yuav tau. Thaum saib cov duab kos ntawm cov noog ya, ceg ntoo, nco yuav rov qab cov ntsiab lus uas ploj lawm ntawm ib puag ncig, uas yuav tso cai rau koj los tsim toj roob hauv pes.

Txhua daim duab nqa ib daim ntawm lub neej, lub sijhawm me me pauv mus rau ib daim ntawv. Ua tiav hauv lub sijhawm luv luv, nws tuaj yeem dhau los ua yav tom ntejcanvas nco rau xyoo tom ntej.

cwj mem txheej
cwj mem txheej

qhov zoo ntawm kev ua haujlwm

Yog tias koj nquag kos duab kos duab nrog cwj mem, koj tsim koj tus kheej cov txheej txheem, qhov tseeb ntawm kev txav, kev ntseeg siab ntawm qhov tshwm sim. Nrog rau txhua daim duab tom qab, lub peev xwm pom qhov tseem ceeb txhim kho, tsis ua tib zoo mloog cov ntsiab lus thib ob. Lub qab ntug nthuav dav, kev soj ntsuam yog tsim, pom kev nco tsim.

Xov kos duab kos tuaj yeem ua tau los ntawm cov neeg ntawm txhua lub hnub nyoog, tsis hais hom kev ua si thiab qhov chaw nyob, qib nyiaj tau los thiab txoj haujlwm hauv zej zog. Txhawm rau ua qhov no, koj tsuas yog xav tau lub siab xav thiab lub siab xav kom ua tiav, thiab txhua tus tuaj yeem nrhiav tau xaum thiab ib daim ntawv.

Pom zoo: