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Ifu y'icyuma kitagira umwanda, Aloyi yihariye, Ibikoresho bivanze - Daguang
Daguang ni uruganda rw’umwuga rukora ifu ikoreshwa mu gusukura ubushyuhe, rwibanda ku gukora ifu ishingiye kuri nikeli, ishingiye kuri kobalti, ishingiye kuri...
icyuma kitagira umwandaifuibikoresho