1 Txheeb xyuas cov khoom siv hluav taws xob (txhua yam ntawm cov ntsuas) ntawm lub tshuab nqus tsev roj lim yuav tsum tau kuaj xyuas tsis tu ncua thiab kuaj los ntawm chav kuaj, thiab tuaj yeem muab tso rau hauv tsuas yog tom qab kev xeem dhau lawm.
2 Txawm hais tias qhov kev tso kawm ntawm lub tshuab yog ruaj khov los yog tsis, thiab tsis muaj sway lossis vibration thaum lub sijhawm ua haujlwm.
3 Txheeb xyuas seb cov kav dej nkag thiab qhov hluav taws xob puas raug teeb tsa raug, seb cov kav dej sab nraud puas ruaj khov, thiab cov pob qij txha ntawm lub hose thiab cov yeeb nkab hlau yuav tsum tau muab khi nrog liab hoops txhawm rau tiv thaiv cov kav dej tsis txhob poob thaum ua haujlwm.
4 Txheeb xyuas seb cov khoom siv hluav taws xob sab nraud puas yog, thiab seb lub hwj huam txuas txuas puas tuaj yeem ua tau raws li lub peev xwm ntawm cov roj lim.
5 Txheeb xyuas tias lub tshuab casing yuav tsum muaj kev ntseeg siab.
6 Txheeb xyuas tias txhua qhov kev sib hloov yuav tsum tsis pub muaj kev cuam tshuam.
7 Ua ib qho kev sim khiav los xyuas kom meej tias cov kauj ruam ntawm cov roj twj tso kua mis, lub tshuab nqus tsev twj tso kua mis thiab lwm cov motors yuav tsum ua tau raws li qhov yuav tsum tau ua.
8 Xyuas seb qhov kev sib txuas ntawm cov dej txias puas tuaj yeem ntseeg tau, thiab txoj kev dej yuav tsum tau muab tshem tawm.
9 Txheeb xyuas seb cov khoom siv tua hluav taws puas tau teeb tsa rau ntawm qhov chaw ua tau raws li qhov yuav tsum tau ua.
