N'okpuru welded ọkpọkọ si n'elu nke arc, si n'elu na ala niile-ọnọdụ ịgbado ọkụ Usoro, usoro nke ịgbado ọkụ ọsọ, weld ọdịdị, ezi ịgbado ọkụ àgwà, ị nwere ike ịzọpụta ịgbado ọkụ ihe, belata ọrụ ike, nke bụ a nkịtị SMAW nwere ike. agaghị atụnyere na ugbu a ka ọtụtụ ebe na nnukwu ...
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