Ni gute twakwirinda gukubitwa n'inkuba mu gihe cy'ikoreshwa ry'ibikoresho bya Lanry?

Kureba neza ko igice kinini n'ibipimo by'amashanyarazi bihagaze neza:
Gutera hasi igice cy'ingenzi: Shyira hasi igice cy'inyuma cy'igice cy'ingenzi hanyuma ukishyire ku butaka.
Gushyiraho utwuma duto: Ku tumashini two mu bwoko bwa "inserte-type", agasanduku k'inyuma k'icyuma kitagira umugese ko mu bwoko bwa "inserte" gashobora guhuzwa n'umuyoboro hamwe n'ibikoresho bimwe na bimwe bishobora gushyirwaho utwuma duto.