新世界的第七奇迹 港珠澳大桥

https://youtu.be/LBIBs34XN64&start=268&end=555

http://www.wenming.cn/zmrwfbt/2018zmzg/zmrw/201804/t20180418_4658407.shtml

https://youtu.be/TQi7e2KS5gY

On the morning of May 2, the first section of the sinking tube was unloaded!