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Ndị na-emepụta waya ọla kọpa nwere ọla ọcha dị oke mma
Okwu mmalite waya ọla kọpa dị ọcha nwere ọlaọcha nwere ezigbo nguzogide eyi, kọntaktị eletrik na nguzogide corrosion.Ọ nwere ezigbo ọkụ eletrik, conductivity thermal, nguzogide corrosion na nhazi nhazi, enwere ike ịgbanye ya na brazed.Ngwa ngwaahịa Maka ikuku sekit breakers, voltaji co...
