Cov zaub mov xa tuaj ntawm 6B series fuses rau lub rooj sib tham sab hnub tuaj tau ua tiav lawm. {- Cov ntaub ntawv huv} Kev siv tshuab siv rau hauv cov khoom no los muab cov chaw tiv thaiv tseeb nyob rau hauv cov chaw muaj kev lag luam. Txais tos tham thiab yuav.
