Hamwe na diametre imwe hamwe nubunini, imbaraga zimwe zisohoka, Umuyoboro wogukora ibyuma byihuta kurubuga birashobora kwihuta cyangwa gutinda.Iyo ibikoresho byo gusya bya tube bisa nkumukandara wibyuma, ikintu nyamukuru kigira ingaruka kumuvuduko wo gusudira ahanini ni inzira yo gusudira.Niba gusudira atari byiza, cr ...
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