Cov saum npoo ntawm cov ntawv nyeem yog ntxhib thiab muaj cov qauv zoo. Lub matte nto yog heev-kawg. Nws tsis tuaj yeem laminated, yog li cov nplaim tsis yog waterproof. Daim ntawv txheeb xyuas yog ib lo lus dav dav, uas suav nrog ntau hom ntawv nrog ntau yam txuj ci thiab ntau xim. Thaum koj ua ib qho kev nug, peb feem ntau muab cov kab ntawv zoo ib yam rau koj kuaj. Qhov tseeb, daim npav dub peb feem ntau pom muaj cov ntawv nyeem.
Cov duab dub dub yog cov ntawv sau ua ke ntau. Black Cardboard belongs rau kev ntxhib los mos ntawv. Nws cov khoom siv raw yog xim dub, thiab feem ntau tsuas yog dawb tuaj yeem luam tawm. Daim duab dub dub, vim nws cov khoom siv raw muaj cov matte dub xav tias, feem ntau siv hauv kev sib xyaw nrog cov hlau me me, ua rau koj lub ntim khoom tshwj xeeb siab thiab zoo.
Ntawv txheeb xyuas yog ib lo lus dav dav rau ib hom ntawv. Muaj ntau ntau xim thiab cov qauv sib txawv ntawm cov ntawv no, thiab lawv cov tshwm sim yuav txawv heev. Thaum koj tuaj sab laj rau peb, thov muab cov duab ntawm daim duab duab koj xav tau, thiab tom qab ntawd peb yuav pom zoo ib qho rau koj los kuaj. Nov yog qee qhov qauv ntawm qee cov ntawv nyeem rau koj siv.
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Cov saum npoo ntawm cov ntawv nyeem yog matte thiab ntxhib, yog li nws tsis tuaj yeem lam tau laminated, uas txhais tau tias ntawv ntxhib yog tsis waterproof. Hais txog tus nqi, ntawv txheeb xyuas cov ntawv yog kim dua li cov khoom siv dog dig. Rau cov nqi tshwj xeeb, thov koj xav tawm tsam peb cov neeg pabcuam kev pabcuam txhua lub sijhawm. Tos koj cov xov xwm.