Txhua hom hnab ntawv, loj thiab me, zoo li tau dhau los ua ib feem ntawm peb lub neej. Qhov yooj yim sab nraud thiab qhov zoo nkauj, thaum kev tiv thaiv ib puag ncig sab hauv thiab kev nyab xeeb zoo li yog peb txoj kev nkag siab tas li txog cov hnab ntawv, thiab nws kuj yog qhov laj thawj tseem ceeb uas cov tub lag luam thiab cov neeg siv khoom xaiv cov hnab ntawv. Tab sis lub ntsiab lus ntawm cov hnab ntawv ntau dua li ntawd. Cia peb saib cov ntaub ntawv siv feem ntau rau cov hnab ntawv thiab lawv cov yam ntxwv. Cov ntaub ntawv ntawm cov hnab ntawv feem ntau suav nrog: daim ntawv dawb, ntawv kraft, ntawv dub, ntawv kos duab thiab ntawv tshwj xeeb.
1. Daim ntawv dawb
Qhov zoo ntawm cov ntawv dawb: khov kho, ruaj khov, du zoo, thiab cov xim luam tawm yog nplua nuj thiab puv.
Feem ntau siv 210-300 grams ntawm cov ntawv dawb rau cov hnab ntawv, thiab feem ntau siv 230 grams ntawm cov ntawv dawb.
2. Daim ntawv kos duab
Cov yam ntxwv ntawm cov ntaub ntawv coated: qhov dawb thiab gloss zoo heev, thiab nws tuaj yeem ua rau cov duab thiab cov duab qhia txog peb-seem thaum luam ntawv, tab sis nws qhov ruaj khov tsis zoo li cov ntawv dawb.
Lub tuab ntawm daim ntawv tooj liab uas feem ntau siv hauv cov hnab ntawv yog 128-300 grams.
3. Daim ntawv Kraft
Cov txiaj ntsig ntawm daim ntawv kraft: Nws muaj lub zog siab thiab ruaj khov, thiab tsis yooj yim rhuav. Daim ntawv kraft feem ntau yog siv rau kev luam tawm qee lub hnab ntawv ib xim lossis ob xim uas tsis muaj xim nplua nuj.
Qhov loj me uas siv feem ntau yog: 120-300 grams。
4. Daim ntawv dub
Qhov zoo ntawm cov ntawv dub: khov kho thiab ruaj khov, xim yog dub, vim tias cov ntawv dub nws tus kheej yog dub, nws qhov tsis zoo tshaj plaws yog tias nws tsis tuaj yeem luam tawm xim, tab sis nws tuaj yeem siv rau kev kub stamping, nyiaj kub thiab lwm yam txheej txheem.
5. Daim ntawv tshwj xeeb
Daim ntawv tshwj xeeb zoo dua li daim ntawv coated hauv qhov loj, tawv thiab xim rov ua dua. Kwv yees li 250 grams ntawm daim ntawv tshwj xeeb tuaj yeem ua tiav qhov zoo ntawm 300 grams ntawm daim ntawv coated. Qhov thib ob, daim ntawv tshwj xeeb zoo li xis nyob, thiab cov phau ntawv tuab thiab cov ntawv qhia tsis yooj yim ua rau cov neeg nyeem nkees. Yog li ntawd, daim ntawv tshwj xeeb yog siv dav hauv ntau yam khoom luam tawm zoo, xws li daim npav lag luam, albums, cov ntawv xov xwm, cov phau ntawv nco txog, cov ntawv caw, thiab lwm yam.
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