Lub tshuab luam ntawv ntawm lub tshuab luam yeeb, vim li cas tom qab lub sij hawm muaj ntau lub me kab tawg, ib qho ntom?
Vijtsam tawg ntawm cov lus qhuab qhia hauv plab yog qhov teeb meem nrog lub phaj. Lwm cov caij nyoog yog tias tus number case siv rau kev luam ntawv luam tawm muaj teeb meem. Yog hais tias nws tawg ua los ntawm plag tsis zoo, peb yuav nrhiav tau ib daim ntawm lo lus uas twb tau luam ua ntej, thiab tsis muaj seem seem rau tus kws txiav txim plaub, siv tib lub npo qhov screen printing, yog tias tsis muaj keej, nws yog qhov zoo ntawm lub phaj no tsis zoo, tej zaum phaj Ntau dhau dej, koj tuaj yeem ua kom kub cov ntawv pleev xim 60 degrees tom qab ci 30 feeb hauv lo lo ntxhuav, kab tias yuav daws tau. Yog tias tawg ntho tseem tshwm sim, nws yuav yog qhov ua rau tus number case. Txij li thaum lub pob zeb pleev tsis zoo los ntawm qhov hnyav, qhov tawg yuav ua rau. Yog li, yog tias tus cwj pwm siv tsis zoo rau lub tshuab tsis zoo, xws li tus number case uas muaj qhov hnyav xws li tshuaj toluene, daim ntawv pleev xim yuav tawg tau hauv kev luam ntawv. Thaum twg cov kwj tsim tawm, nws tuaj yeem kuaj xyuas nrog tus lej uas tsis tau kuaj xyuas ua ntej (tuaj yeem txawv xim), txiav txim siab seb tus cwj mem yog teeb meem, txo lub sijhawm thiab tsis txhob muab cov khoom pov tseg.
Tsis tas li ntawd, thaum lub phaj muaj hluav taws xob muaj hluav taws xob, nws yog ib qho yooj yim uas ua raws li plua plav. Ua ntej kuaj luam ntawv los yog ua kom tiav, siv lub suede los yog ib daim ntaub mos muag nrog 1% xab npum thiab dej los ntxuav nws.
