Khoom siv hluav taws xob ua haujlwm ntawm cov teeb meem hluav taws xob
1. Hauv cov txheej txheem ntawm cov khoom siv tshuaj, xyuas kom cov khoom siv khiav hauv lub xeev nres.
2. Hauv kev kho cov khoom siv hluavtaws xob ntau yam, xyuas kom meej tias lub hwjchim ntawm lub tshuab kaw, xws li fuse mus nqes, lossis hluav taws xob hloov mus ntsuas kev poob haujlwm, yog li ntawd lub cav hauv lub xeev lub xeev tuaj yeem txwv cov kev ua haujlwm, tib lub sij hawm nyob rau hauv cov txij nkawm ntawm qhov tsim nyog ceeb toom pawg, xws li "kev kho, tsis txhob kaw qhov" thiab lwm cov lus.
3. Cov khoom siv sab nraud tsis zoo, ces kev siv lub teeb pom kev zoo, cov cuab yeej siv hluav taws xob yuav tsum nyob rau hauv qhov kev nyab xeeb ntawm qhov muaj kev ruaj ntseg ntawm cov cuab yeej qhuav tsawg dua los yog sib npaug rau 36v, ntub chaw los yog kaw ib puag ncig ntawm kev ruaj ntseg tsawg dua los sis sib npaug li 12v.
4. Yog tias cov tshuaj ua muaj nyob rau hauv qhov chaw lossis khoom siv, qhov pov thawj yuav tsum tau ua kom tau raws li.
