Yuav Tsum Tau Sandpaper Base Paper

Txhua tus neeg yuav tsum nkag siab txog qhov yuav tsum tau ua rau cov ntawv xuab zeb hauv paus los ntawm kev saib cov tsos zoo. Feem ntau, thaum saib ntawm daim ntawv qub, ib qho xim yuav tsum ua tib zoo sib xws, tshwj xeeb tshaj yog rau txhua pawg ntawm cov ntawv xim ntuj, txwv tsis pub nws yuav cuam tshuam cov xim sib txuam ntawm cov cim lag luam. Cov plua plav yuav tsum tsis txhob ntau dhau, thiab yuav tsum tsis txhob muaj folds, wrinkles, curtains, los yog qhov, tshwj xeeb tshaj yog nyob rau hauv daim ntawv ntawm ntau yam xim, uas yuav tsum tsis txhob muaj me ntsis. Peb qhov yuav tsum tau ua kom du: daim ntawv saum npoo yuav tsum tiaj tus, thiab cov ntaub plaub yuav tsum tsis txhob pom tseeb. Qhov ntau thiab tuab ntawm ob sab yuav tsum zoo ib yam, txwv tsis pub nws yooj yim rau deviate thaum lub sij hawm tsim khoom. Cov npoo ntawm plaub lub yob loj yuav tsum tau txiav kom zoo nkauj ntawm ob qho kawg yam tsis muaj kev so. Lub tsib daim ntawv tub ntxhais tub yog tsis zoo thiab muaj zoo hardness. Qhov hnyav ntawm txhua yob loj yuav tsum tsis txhob loj dhau. Feem ntau, nws raug pom zoo kom siv 300-600kg ib yob ntawm daim ntawv raws li cov lus qhia tshwj xeeb.