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Ƙirƙirar Ƙwararrun Ƙwararrun Ƙarƙashin Ƙarƙashin Ƙarƙashin Tagulla
Gabatarwa Ba za a iya gurɓata gawar jan ƙarfe da simintin gyare-gyare ta hanyar ƙirƙira, extrusion, zane mai zurfi da zane ba.Garin Copper wani abu ne da aka yi da tagulla mai tsafta tare da ƙara ɗaya ko wasu abubuwa da yawa.Kayayyakin Aikace-aikacen Mota da babur, sadarwa, sabon makamashi, kayan lantarki, kayan aikin wutar lantarki, pow...
