黑人中文字幕一区二区三区,日韩av片无码一区二区不卡电影,日韩毛片毛片久久精品,久久3,日本高清视频一区二区三区四区,四虎新网址,成人影院91sp42

banner
Zhixi Yangtse River Bridge
2017-12-23 09:22:36

Zhixi Yangtse River Bridge consists of Dajiang Bridge, Sanjiang Bridge, North and South Approach, is a river-crossing bridge with the widest bridge deck and most lanes in this city currently, and is the second suspension bridge combined with steel plate and beam in the world after the Wuhan Yingwuzhou Bridge under construction. The main bridge of Dajiang Bridge adopts the idea of twin towers and single span with 838m main span, 6 two-way lanes and 250m+838m+215m span of main cable.


至喜長(zhǎng)江大橋.jpg