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umurongo ugenda Umupira
Imipira iramba yumupira wumupira wumupira nigice gikoreshwa cyane muburyo bwo kohereza ibikoresho byimashini zikoreshwa hamwe nimashini zisobanutse, zigizwe na screw, nut, umupira wibyuma, urupapuro rwabanjirije, igikoresho cyinyuma, igikoresho kitagira umukungugu, umurimo wacyo nyamukuru ni uguhindura icyerekezo kizenguruka umurongo, cyangwa torque mu mbaraga zisubirwamo, icyarimwe hamwe nibisobanuro bihanitse, bihindagurika kandi biranga imikorere.Kuberako irwanya ubukana buke, imipira yumupira ikoreshwa cyane muruganda rutandukanye ...
