Ibiro biremereye bigomba kwimurwa byoroshye, byihuse, n'umutekano imbere yimirimo mito mito munganda nko gukora, gusudira, no guhimba ibyuma.Jib crane hamwe nibindi bikoresho byo guterura hejuru ni byiza kuriyi porogaramu.Jib crane ifite igishushanyo cyoroshye: horizontal imwe a ...
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