01 ANSI 52-1 Dahaarka Joojinta Dhuxusha dhoobada ah ee Gudbinta
Dahaye-hakinta saxanka ee Porcelain waxaa loo qaabeeyey in la isku keeno si ay u noqdaan xargaha dahaarka (sidoo kale loo yaqaanno insulators), kuwaas oo u qaybin kara Nooca Kubadda & Socket-ka iyo Nooca Clevis & Afka. Qaab dhismeedkani wuxuu awood u siinayaa inay sameeyaan ...