Igwe igwe nkịtị ejirila waya ojii galvanized, eriri igwe galvanized na waya ígwè nhazi waya, gịnị bụ waya ojii galvanized?Gịnị bụ mmepụta usoro nke galvanized ojii waya?Kedu ihe a na-ejikarị eme ihe?Ihe ndị bụ isi nke eriri ojii galvanized bụ ígwè, cobalt, nickel, ọla kọpa, carbon, zinc na ...
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