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Gukoresha Rusange Ibikoresho by'umuringa
Umuringa ni icyuma cya alloy gikozwe mu muringa na zinc. Kubera imitungo idasanzwe ya brass, nzajya mubisobanuro birambuye kuri hepfo, nimwe mubintu byakoreshejwe cyane. Kubera kunyuranya kwayo, hari inganda zidasa n'ibicuruzwa bitagira iherezo bikoreshwa muri thi ...Soma byinshi