Cov ntaub ntawv ntawm cov xim ntawv thawv

Hais txog cov ntaub ntawv, cov thawv ntawv xim feem ntau siv siab - ntawv zoo li cov khoom siv raw, xws li cov ntawv dawb thiab cov ntawv coated. Cov ntaub ntawv no muaj qhov tawv tawv zoo, gloss, thiab luam tawm, ua tau raws li cov kev xav tau ntawm cov xim luam ntawv thiab ntau yam kev tshaj tawm - txheej txheem txheej txheem. Hais txog cov txheej txheem tsim khoom, kev tsim cov thawv ntawv xim feem ntau suav nrog ntau theem xws li tsim, luam ntawv, lamination, tuag- txiav, thiab folding. Ntawm cov no, cov txheej txheem luam ntawv yog qhov tseem ceeb ntawm kev txiav txim siab qhov tsos ntawm lub thawv ntawv. Los ntawm kev siv thev naus laus zis luam ntawv thiab cov cuab yeej siv qib siab, siab - xim luam tawm thiab qauv nthuav tawm tuaj yeem ua tiav.