Birashoboka ko uri fraque ya feri ya hydraulic igura umuyobozi, ushakisha feri nziza nziza ya hydraulic , na {t0]} ni uruganda umwuga & utanga abantu bashobora kuzuza ibyo ukeneye. Ntabwo ya feri ya feri ya hydraulic gusa twatanze ibyemezo byindangamiryango mpuzamahanga, ariko turashobora kandi guhura nibyo ukeneye. Dutanga serivisi kumurongo, mugihe mugihe kandi urashobora kubona ubuyobozi bwumwuga kuri feri ya hydraulic . Ntutindiganye kumvikana natwe niba ushishikajwe na Frake ya hydraulic , ntituzagutererana.