Anya bọọlụ igwe galvanized na-ekpo ọkụ na-ekpo ọkụ
Nkọwa ngwaahịa:
Igwe ọkụ na-ekpo ọkụ na-ekpo ọkụ, nke a na-eji maka eriri insulator nwere ngwaike, eriri waya na eriri insulator, njikọ n'etiti waya na ụlọ elu.A na-eji anya bọọlụ tinye ihe mkpuchi bọọlụ na sọket na ngwaike ndị ọzọ metụtara ya.