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Icyifuzo cyoroshye, witeguye-kurya amafunguro yamaze imyaka yashize. Kubera iyo mpamvu, gupakira ibiryo bigira uruhare rukomeye mu kwemeza ko aya mafunguro ari meza, ashya, kandi ashimishije. Injira COPT Trays, igisubizo cyo gupakira udushya kiguhindura inganda ziteguye