Yuav ua li cas thiaj ua bromoil luam?

Cov txheej txheem:

Yuav ua li cas thiaj ua bromoil luam?
Yuav ua li cas thiaj ua bromoil luam?
Anonim

Nyob rau hauv cov txheej txheem bromoil, ib daim duab nyiaj yog bleached, thiab ib txhij cov gelatin yog tanned proportionnally rau cov nyiaj uas muaj. Thaum kawg lub luam yog tsau, ntxuav thiab qhuav. Tom qab ntawd, cov ntawv luam yog tsau rau hauv dej kub, uas ua rau o ntawm gelatin.

bromoil print yog dab tsi?

Cov txheej txheem ntau yam thiab pleev xim rau bromoil yog qauv luam ntawv uas sib xyaw ua ke ntawm kev yees duab, luam ntawv, thiab pleev duab. … Lithographic number case yog siv txhuam los yog cov menyuam los hloov cov nyiaj hauv cov ntawv luam tawm. Txhua xim lossis xim sib xyaw tuaj yeem siv tau.

roj luam ntawv ua li cas?

Oleography tau siv dav hauv lub xyoo pua 19th, thiab koom nrog cov txheej txheem ntawm chromolithography, siv ntau yam ntawm 15-20 xim. Cov txheej txheem stamping yog siv los xyaum ua lub ntsej muag canvas thiab cov tawv nqaij tawv ntawm cov xim roj. Cov ntawv luam tawm tom qab ntawd txuas rau daim ntaub los tsim kom zoo nkauj ntawm cov roj pleev xim.

Koj ua cov pos hniav bichromate li cas?

Ua luam tawm siv cov pos hniav bichromate txheej txheem

  1. 1Gum luam ntawv yog tus txheej txheem luam ntawv hu. …
  2. 2Nrog koj qhov kev npaj tsis zoo thiab nyob rau hauv lub teeb tsis zoo lossis lub teeb pom kev nyab xeeb, muab ib feem ntawm cov pos hniav arabic, ib feem dichromate, thiab qhov ntev me me ntawm cov xim dej los ntawm ib lub raj.

Yuav ua li cas cov duab luam tawm?

Daim ntawv raug nthuav tawm yees duab tsis zoo, qhov pom tseeb zoo (lossis swb),los yog cov ntaub ntawv duab digital uas tau npaj siv lub tshuab loj lossis cov khoom siv hluav taws xob xws li LightJet lossis Minilab tshuab luam ntawv. … Tom qab raug pom lawm, daim ntawv raug ua tiav los nthuav tawm thiab ua rau daim duab latent mus tas li.

Pom zoo:

Nthuav cov khoom
Leej twg ua tiav mozart's lacrimosa?
Nyeem ntxiv

Leej twg ua tiav mozart's lacrimosa?

Requiem hauv D Minor, K 626, requiem pawg los ntawm Wolfgang Amadeus Mozart, tshuav tsis tiav thaum nws tuag rau lub Kaum Ob Hlis 5, 1791. Txog rau thaum xyoo pua 20th, txoj haujlwm tau hnov ntau tshaj li nws tau ua tiav los ntawm Mozart's tub kawm Franz Xaver Süssmayr.

Lub caj pas lacrimal yog dab tsi?
Nyeem ntxiv

Lub caj pas lacrimal yog dab tsi?

Cov qog kua muag (cov qog qog nqaij hlav), nyob saum toj ntawm txhua lub pob muag, tsis tu ncua muab cov kua muag kua muag uas tau so thoob plaws koj lub qhov muag txhua zaus koj ntsais koj daim tawv muag. Cov kua dej ntau dhau los ntawm cov kua muag hauv lub qhov ntswg.

Tus kab mob myxoma ua haujlwm li cas?
Nyeem ntxiv

Tus kab mob myxoma ua haujlwm li cas?

qhov chaw ntawm tus kab mob myxoma tuag hauv 12 hnub ntawm kev kis tus kabmob. Cov kev tshawb fawb Pathogenesis paub tseeb tias tus kab mob pib rov ua dua tshiab hauv cov kab mob dermal ntawm qhov chaw inoculation, zoo li cov hlwb dendritic.