Hongkong-Zhuhai-Macao Bridge Zhuhai Branch Animation 港珠澳大桥珠海连接线工程动画
Hongkong-Zhuhai-Macao Bridge Zhuhai Branch Animation 港珠澳大桥珠海连接线工程动画
Опубликовано: 9 февр. 2017 г.From 04:29-12:06 can seen Gongbei tunnel use freezing method construction,Gongbei tunnel has 345 square metres cross-section,is the largest ground freezing tunnel in the world.
https://en.wikipedia.org/wiki/Hong_Ko...
https://en.wikipedia.org/wiki/Ground_...
https://www.youtube.com/playlist?list...
https://www.youtube.com/playlist?list...
Опубликовано: 9 февр. 2017 г.From 04:29-12:06 can seen Gongbei tunnel use freezing method construction,Gongbei tunnel has 345 square metres cross-section,is the largest ground freezing tunnel in the world.
https://en.wikipedia.org/wiki/Hong_Ko...
https://en.wikipedia.org/wiki/Ground_...
https://www.youtube.com/playlist?list...
https://www.youtube.com/playlist?list...