1. Ink iko iko dị elu, nke a na-akpọkwa ink iko nwere oke ọkụ, ọnọdụ okpomọkụ bụ 720-850 ℃, mgbe oke iwe ọkụ gasịrị, ink na iko na-ejikọ ọnụ. A na -eji ya eme ihe nke ukwuu n'ịrụ mgbidi ákwà mgbochi, iko ụgbọ ala, iko eletriki, wdg 2. ink iko dị ọkụ: ...
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