Thermal ntawv yog ib qho khoom siv feem ntau siv hauv ntau yam lag luam xws li khw muag khoom, tuam txhab nyiaj thiab kev xa khoom. Nws yog coated nrog ib tug tshwj xeeb zas xim uas hloov xim thaum rhuab, ua rau nws zoo tagnrho rau luam ntawv txais nyiaj, daim ntawv lo thiab barcode stickers. Txawm li cas los xij, cov ntawv thermal tsis tuaj yeem rov ua dua los ntawm kev lag luam ...
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