国产强奸在线播放|日本免费一区不卡|手机看成人片AV|欧美日韩制服在线|91新晋大神在线|人妻精品三区四区|成人动漫AV在线|双飞国模一区二区|综合一区综合二区|国产日韩欧美黄片

banner
Chongqing E’Gong Yan Light Rail Suspension Bridge
2017-12-23 09:45:47


Chongqing E’Gong Yan Light Rail Suspension Bridge is a twin-tower Steel box girder self-anchored suspension bridge with bridge span arranged as 50+210+600+210+50=1120m, whose bridge span and rise-span of main cable keep the same as previous one. The bridge deck is 22m wide and will become the largest main span self-anchored suspension bridge in the world after completion.


重慶鵝公巖軌道專用橋.jpg