Gutera umuringa
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Gutera umuringa
Gukora umuringa ni ubwoko bw'umuringa ukoreshwa cyane mu nganda zikora imashini, kubaka ubwato, amamodoka n'ubwubatsi.Ubwoko bwa bronze buzwi cyane bushobora gushyirwa mubikorwa nka Cu-Sn, Cu-Al, Cu-Pb, Cu-Mn.Hano hepfo amanota rusange
