Tsis ntev los no, nws yog qhov zoo heev los mus thaij duab cov zaub mov ntawm cov khoom txawb. Nws yog tsim nyog kawm ob peb zais kev ntawm cov kws paub txog kev tua.
Yog li, ntawm no yog qee cov lus qhia yooj yim los pab koj kom koj cov duab xis:
1. Ua ntej koj yuav tsum npaj ib qho chaw rau kev tua. Tshem tawm txhua yam khoom uas tab kaum ntawm lub ntsiab lus. Tsuas yog cov tais yuav tsum ua lub luag haujlwm hauv kev thaij duab. Nws yuav tsum tshiab tshiab. Piv txwv li, cov chav kawm kub thib ob yuav tsum tso lub teeb ci hauv chav thiab cov zaub yuav tsum yog chav tshiab.
2. Khoom noj yuav tsum nqa mus ua ntej. Nws yuav tsum tau nyob hauv kev tsom, qhov keeb kwm yav dhau los yog qhov muag plooj me ntsis. Yuav kom ua tiav qhov no, xaiv tus nqi aperture me me. Siv kev nrawm dua qeeb thiab nraub qaum.
3. Yog tias muaj duab thaij duab ntawm cov zaub mov noj hauv lub teeb pom kev zoo nrog lub teeb nyem, lub ntsej muag pliaj yuav tsis tshwm.
4. Tig zaub mov ntawm cov ces kaum sib txawv, koj tuaj yeem noj ntau txoj kev txhaj tshuaj, los ntawm qhov twg los xaiv qhov zoo tshaj plaws.
5. Xaiv lub ntsiab teeb pom kev zoo hauv cov tais nws tus kheej. Yog tias koj xav ntes cov qos yaj ywm thiab nqaij, nws yog qhov zoo tshaj rau kev tsom rau cov nqaij es tsis yog qos yaj ywm.
6. Yog tias txoj haujlwm yog thaij cov duab multicomponent, ces nws yog qhov zoo dua los siv daim hlau dawb. Qhov nruab nrab ntawm keeb kwm nruab nrab zoo tshaj plaws qhia qhov tob xim ntawm koj cov ntsiab lus. Cov tais diav yooj yim yuav saib zoo dua ntawm cov yeeb yuj paj.
