Maas xim vuas cov khoom siv kho tshuab muaj nuj nqi
Vim tias peb feem ntau siv cov cuab yeej siv los tsim cov pob zeb xim pob zeb ua tshuab thiab khoom siv, nws tsis yog tsuas yog ib feem ntawm txoj haujlwm xwb, yog li qee qhov ntawm cov cuab yeej xim pob zeb siv tshuab feem ntau muaj ntau txoj haujlwm. Cov haujlwm no txawv raws lawv qhov thiab qhov tseem ceeb. Txhawm rau txiav txim siab cov yam ntxwv ua haujlwm ntawm cov khoom siv pobzeb ceramic, cov haujlwm ntawm cov cuab yeej siv pobzeb ceramic raug faib los txhim kho cov qauv khoom thiab ua tau raws li qhov xav tau ntawm cov neeg siv ntau dua.
Hauv txoj haujlwm ntawm lub cuab yeej, xim muaj peev xwm tau cais raws li qhov tseem ceeb ntawm kev faib tawm. Kev faib hom ntawm qhov tseem ceeb nrog rau ob yam nram qab no.
Cov haujlwm tseem ceeb ntawm cov xim pob zeb ua yeeb yaj kiab tshuab. Cov kev ua haujlwm yooj yim yog lub hauv paus thiab qhov yuav tsum tau ua ua ntej ntawm kev ywj pheej ntawm cov xim pobzeb tshuab. Nws yog qhov ua tiav ntawm cov haujlwm yooj yim ntawm cov xim pobzeb tshuab khoom siv. Qhov laj thawj yog los yuav cov xim ntawm cov neeg siv ntaus ntawv. Feem ntau hais lus. Thaum cov neeg siv yuav cov xim pobzeb tshuab cov khoom siv, lawv yuav tso rau pem hauv ntej lawv cov khoom siv yuav khoom. Qhov no suav qhov ua haujlwm tag nrho ntawm cov xim pobzeb tshuab khoom siv. Nws tuaj yeem ua tau raws li tus neeg siv' s theem pib ua kom tau zoo thiab yog qhov haujlwm yooj yim ntawm cov xim pobzeb tshuab khoom siv.
Cov kev ua haujlwm yooj yim (piv txwv, tsim cov xim pobzeb tshuab) yog cov khoom ua tau siv tib lub pwm xim. Cov haujlwm tseem ceeb ntawm txoj haujlwm no yooj yim thiab lub hom phiaj yog cov khoom siv xim pobzeb.
Tus pabcuam ntu haujlwm ntawm cov xim pob zeb cement siv tshuab. Piv nrog rau cov haujlwm nyuaj, cov haujlwm yooj yim ntawm cov qauv kev pabcuam tseem ceeb txhais tau tias ua tiav cov haujlwm yooj yim. Txhawm rau kom muaj txiaj ntsig zoo ntxiv cov haujlwm yooj yim ntawm cov xim pobzeb tshuab cov khoom siv, cov khoom tsim qauv tsim muaj ntxiv. Nws txoj haujlwm tsis yog qhov tseem ceeb raws li nws txoj haujlwm yooj yim. Qhov no yog vim tias lub peev xwm nkag ntawm lub cuab yeej yog ob zaug ua tiav qhov xim. Tus qauv tsim ntawm lub cav ntim khoom tso cai rau kev nkag mus tau yooj yim. Qhov no yog qhov tseem ceeb rau qhov tsim tau thiab siv tau cov khoom siv pobzeb. Cov yeeb yam no tso cai rau kev hloov pauv, yog li qhov hloov tshiab thiab kev hloov pauv ntawm cov neeg ua haujlwm thiab cov khoom siv pobzeb yeej ib txwm hloov kho kom yooj yim.
