The world's first high -speed railway concrete beam holding bridge!
Recently, the world ’s first high -speed railway concrete beam cable bridge -the ...
The world's first high -speed railway concrete beam holding bridge
In the early morning of September 13th, the world's first high -speed railway conc...
13 years!This cross -sea bridge entering and leaving the Zhoushan for the first time is the first time to "change blood"
Zhejiang News Client Correspondent Yan Yongxian Shen Yining reporter Zhang FanOn A...