Ib feem ntawm qhov tshwm sim feem ntau yog hais txog cov khoom siv hluav taws xob high-voltage. Raws li kev txheeb cais ntawm cov hluav taws xob hluav taws xob, kev tso tawm ib nrab yog qhov laj thawj tseem ceeb rau qhov kawg rwb thaiv tsev tawg ntawm cov khoom siv hluav taws xob high-voltage, thiab nws tseem yog lub cim tseem ceeb ntawm kev rwb thaiv tsev tsis zoo.
