Haɓaka A cikin shekaru 35 da suka gabata, masana'antar ƙarfe da ƙarfe sun ga canje-canje masu mahimmanci.A cikin 1980 an samar da tan miliyan 716 na karfe kuma kasashe masu zuwa sun kasance cikin shugabannin: USSR (21% na samar da karafa na duniya), Japan (16%), Amurka (14%), Jamus (6%), China (5%). ), Italiya (4%), Franc...
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