西寧電動葫蘆雙梁起重機
shuangliangqiaojiayoulianggenzhuliangheduanliangzucheng。zhuliangheduanlianggangxinglianjie，duanliangliangduanzhuangyouchelun，yongyizhichengqiaojiazaigaojiashangyunxing。zhuliangshanghanyoudaogui
，gongqizhongxiaocheyunxing。qiaojiazhuliangdejiegouleixingjiaoduobijiaodianxingdeyouxiangxingjiagou、四桁架結構和空腹桁架結構。