Thermal paper yog ib hom ntawv tshwj xeeb uas yog coated nrog cov tshuaj kub-rhiab heev uas tshwm sim thaum raug tshav kub. Cov tshuaj no reacts thiab tsim cov duab ntawm daim ntawv, ua rau nws nyiam xaiv rau luam ntawv txais nyiaj, daim ntawv lo, thiab lwm yam kev luam ntawv. Thaum nws los sau rau ntawm daim ntawv thermal, nws yog ib qho tseem ceeb uas yuav tau siv tus cwj mem uas muaj cov cwj mem zoo.
Feem ntau, nws raug nquahu kom siv tus cwj mem ballpoint thaum sau rau ntawm daim ntawv thermal. Qhov no yog vim cov cwj mem ballpoint siv roj raws li tus cwj mem uas dries sai sai thiab tsis smudge yooj yim. Tus cwj mem kuj zoo li yuav nyob mus ib txhis, kom ntseeg tau tias kev sau ntawv nyob twj ywm rau lub sijhawm ntev. Thaum sau rau ntawm daim ntawv thermal, nws yog ib qho tseem ceeb kom tsis txhob siv cov cwj mem nrog dej raws li tus cwj mem, vim qhov no tuaj yeem ua rau tus number case smear lossis khiav, ua rau cov ntawv nyeem tsis tau.
Ntxiv nrog rau kev siv tus cwj mem ballpoint, nws yog ib qho tseem ceeb uas yuav tsum xaiv tus cwj mem uas muaj lub ntsej muag zoo. Qhov no yuav ua kom paub tseeb tias kev sau ntawv yog qhov tseeb thiab pom tseeb, vim nws tuaj yeem nyuaj rau kev sau ntawv zoo ntawm cov ntawv thermal. Ib lub tswv yim zoo yuav tso cai rau koj sau tau yooj yim thiab meej, kom ntseeg tau tias koj qhov kev sau ntawv zoo li kev tshaj lij thiab zoo nkauj.
Thaum siv tus cwj mem ballpoint rau ntawm daim ntawv thermal, nws tseem ceeb heev uas yuav tsum siv lub teeb kov. Kev kub siab ntau dhau tuaj yeem ua rau cov txheej txheem kub-rhiab rau ntawm daim ntawv, ua rau cov ntawv luam tawm tsis zoo lossis tsis pom zoo. Los ntawm kev siv lub teeb kov, koj tuaj yeem xyuas kom meej tias cov ntawv sau tseem ntse thiab pom tseeb, tsis muaj kev puas tsuaj rau daim ntawv.
Zuag qhia tag nrho, sau rau ntawm daim ntawv thermal yog ib qho yooj yim yog tias koj siv tus cwj mem zoo. Ib tug cwj mem ballpoint nrog lub ntsej muag zoo thiab cov roj pleev xim yog qhov kev xaiv zoo tshaj plaws, vim nws ua kom cov ntawv sau meej meej, siv tau, thiab siv tau ntev. Los ntawm kev ua raws li cov lus qhia yooj yim no, koj tuaj yeem tsim cov ntawv luam tawm zoo uas zoo nkauj thiab kav ntev.