Wp/mww/Xim

From Wikimedia Incubator
< Wp‎ | mww
Wp > mww > Xim
Xim yog lub sij hawm dav dav rau cov kua uas siv los ntxiv xim rau ntawm qhov khoom siv los ntawm npog nws nrog pigmented (xim) txheej. Ua cov lus qhia. Xim yog tsim los ntawm cov xim xim uas feem ntau yog hmoov. Lub hmoov yog ua los ntawm ntau yam chemicals. [1] Ib txhia ntawm cov pigments tuaj ncaj los ntawm tej yam xws li cov av nplaum. Lub pigment yuav tsum tau muab ntub los ntawm qhov nws tov nrog ib yam dab tsi uas yuav ua rau nws lo rau saum npoo thiab tsis tuaj yoo tawm yooj yim. Cov khoom ntub yog hu ua "medium". Qee cov xim tsev tsuas yog tov nrog dej. Lwm cov xim muaj xim nrog cov roj los yog cov tshuaj ntawm ntau hom. Feem ntau cov xim pleev xim rau cov xim uas twb sib xyaw lawm. Cov tsev xuab zeb siv cov xim uas twb muab tso rau hauv cov kaus poom loj. Cov yeeb yaj kiab yuav pleev xim rau hauv cov hlab. Qee cov neeg ua yeeb yam yuav tau cov xim qhuav thiab muab sib tov rau lawv tus kheej. Cov xim no feem ntau yog muab tso rau saum npoo nrog xim txhuam. Cov xim nrig yog siv los ntawm cov neeg ua yeeb yam ntawm txhua hom. Cov neeg ua haujlwm hauv tsev kuj tseem siv cov thawv thiab tshuaj tua phom kom muab pleev xim. Lub nplaj ntawm cov khoom siv niaj hnub no yog xim nyob rau hauv ib lub tshuab uas muaj peev xwm muab txau rau. Ib txhia niaj hnub ua yeeb yam kuj siv tshuaj tsuag xim. Hauv factories muaj cov cav tov uas muaj xim tsuag mus rau cov khoom. Tsheb feem ntau pleev xim rau hauv txoj kev no. Xim yuav tsum tau cia kom qhuav. Ib co paintts xws li watercolor, dries hauv ob peb feeb. Lwm cov xim, xws li cov xim pleev xim rau xim, yuav siv sij hawm hnub los yog ob lim tiam kom qhuav. Feem ntau lwm hom xim uas haum ntawm ob qhov no. Ntau hom xim muaj xim zoo tshaj yog tias lawv muab tso rau hauv ob peb txheej. Tus neeg pleev kob yuav tsum xub npaj lub ntsej muag kom nws zoo, huv si thiab qhuav. Thawj txheej ntawm cov xim muaj feem ntau yog "qab taw" lossis "hauv av" uas yog qhov zoo thiab ua kom zoo heev. Cov xim tha xim yog muab tso rau sab saum toj. Lub tsev-neeg pleev kob uas siv cov roj pleev xim rau ntawm lub qhov rai ntoo tuaj yeem siv peb cov xim ntawm cov xim rau kev tiv thaiv zoo ntawm huab cua. Lwm hom hom khaub ncaws niaj hnub siv tsuas yog ib txheej, tshwj xeeb ntawm sab hauv. Cov yeeb yaj kiab uas siv cov xim roj thiab lub npuaj nias feem ntau siv ntau cov khaubncaws sab nraud povtseg thiaj li tau txais kev ncaj ncees.

Tau qhov twg los[edit | edit source]

  1. Bently J. & Turner G.P.A. 1997. Introduction to paint chemistry and principles of paint technology. Unk. ISBN 0-412-72320-4