Cov ntsiab lus kom nco ntsoov thaum xaiv cov hlau thiab cables

1. Ntev thiab hla ntu. Muaj qhov cim ntev ntawm daim ntawv pov thawj. Koj tuaj yeem kwv yees qhov ntev ntawm ib lub kauj ntawm cov khoom tiav pob, thiab tom qab ntawd suav cov coils los kwv yees qhov ntev ntawm tag nrho cov kauj. Tsis tas li ntawd, xyuam xim rau txoj kab uas hla ntawm tus neeg xyuas pib thiab saib cov cable. Qhov ntev thiab hla ntu.

42 Thaum xaiv cov khoom siv hlau thiab cable, sim sab laj nrog tus kws paub txog hluav taws xob, thiab siv cov kab hluav taws xob uas tsim nyog rau qhov loj me thiab qhov hluav taws xob raws li koj tus kheej cov khoom siv hluav taws xob.