Sealing cov khoom lag luam zoo tshaj yog lub luag haujlwm tseem ceeb ntawm lub tshuab ntim. Yog hais tias lub hnab ntim khoom yog lub ntsej muag thaum lub npoo kab rov tav thaum sib khi lub npoo, nws yuav tsis tsuas yog pov tseg cov khoom zaj duab xis tab sis kuj pov tseg cov khoom lag luam ntau lawm. Yuav ua li cas yog tias kab rov tav ntawm lub pob muaj wrinkled:
1) Kuaj xyuas seb qhov kub thiab txias ntawm kab rov tav sealing ntaus yog siab dhau heev lawm. Yog tias qhov ntsuas kub siab dhau lawm thiab wrinkles tshwm sim, kho qhov kub thiab sim txhuam cov ntug txiav nrog txhuam;
2) Txheeb xyuas seb qhov ntim puas yog los ntawm cov khoom clamping, yog tias nws tshwm sim los ntawm cov khoom clamping, kho lub nrawm ntawm tsis pom thiab sealing;
3) Kuaj xyuas yog nws tshwm sim los ntawm teeb meem siab. Thaum cov kab rov tav khi rau cov menyuam tsis raug rhaub, siv cov ntawv A4 los ua lub tog zaum sealing. A4 daim ntawv muaj qauv ua qauv. Yog tias tus qauv txawv, nws txhais tau hais tias lub ntsuas qhov siab hloov kho tau yog. teeb meem.
4) Kuaj xyuas yog tias nws muaj teeb meem nrog cov ntim ntim, sim lwm zaj duab xis ntim kom pom seb puas muaj qhov xwm txheej zoo li no.
