折zhe臂bi式shi升sheng降jiang平ping台tai,移yi動dong方fang便bian,折zhe臂bi結jie構gou緊jin湊cou,采cai用yong新xin型xing優you質zhi鋼gang,強qiang度du高gao,重zhong量liang輕qing,直zhi接jie接jie入ru交jiao流liu電dian或huo采cai用yong本ben身shen直zhi流liu電dian源yuan啟qi動dong,架jia設she速su度du快kuai,工gong作zuo台tai既ji可ke升sheng高gao,又可旋轉,易於跨越障礙物到達工作位置,是理想的登高作業設備。