1. Dab tsi yuav tsum tau them sai sai rau tom qab lub tsheb xim hloov zaj duab xis?
1. Nyob rau hauv thawj theem tom qab kev tsim kho tiav, qhov adhesion ntawm zaj duab xis yog tsawg, yog li tsis txhob kov nws, tshwj xeeb tshaj yog cov ntug.
2. Tej zaum yuav muaj npuas los yog hlwv, uas yog ib qho tshwm sim thiab yuav ploj mus tom qab 10 mus rau 20 hnub. Koj tuaj yeem rov qab mus rau tom khw rau kev kho mob lossis kev sab laj, txhawm rau daws nws raws sijhawm.
3. Kev ntxuav tsheb yuav tsum tau nqa tawm tom qab lub tsheb zaj duab xis qhuav (kwv yees li peb hnub tom qab), thiab tsis txhob tsuag cov seam ntawm zaj duab xis thiab lub tsheb pleev xim nrog rab phom dej.
4. Tsis txhob siv cov khoom nrog cov nplaum thiab cov zoo li lo rau ntawm daim nyias nyias.
5. Tsis txhob siv cov cuab yeej ntxuav uas yooj yim rau kev puas tsuaj rau daim nyias nyias. Tsis txhob siv cov txhuam hniav, txhuam hniav, lossis cov txhuam hniav nrog cov txhuam hniav los ntxuav cov tawv nqaij.
6. Siv daim ntaub ntub dej los so cov ntaub so ntswg nrog dej huv. Yog tias koj yuav tsum siv tus neeg saib xyuas tu, koj yuav tsum siv tus neeg saib xyuas nruab nrab rau kev tu.
7. Yog tias tsim nyog tshem tawm cov yeeb yaj kiab, nws yuav tsum tau ua los ntawm cov kws tshaj lij.