Gukoresha comptersunk umutwe wibanze rivet mubikoresho byamashanyarazi
Csk impumyi rivet ntabwo arikintu gisanzwe nkumutwe wumutwe uhumye rivet, Bikoreshwa mubice byihariye bya midea.
Iyo rivet izungurutswe, umutwe wa convex yumutwe wumutwe umwe wumutwe wa rivet ukururwa mumubiri uzunguruka hanyuma ukabikwa hanze yibice byizunguruka ukoresheje ingaruka zimbunda, kuburyo umubiri usanzwe usanzwe udafunguye udafite umutwe wa convex wo hanze, bityo ko kuzunguruka ibice bibiri byakazi bifatanyirijwe hamwe ninkunga ibanza nu mpera imwe hamwe na radiyo yo hanze ya convex umutwe.Murakaza neza kuri wuxi yuke.
Igihe cyo kohereza: Gashyantare-01-2021