中国最大的海底隧道,长度17.48公里,正在青岛建造。 China's largest undersea tunnel, set to be 17.48 km long, is under construction in Qingdao.

中国建筑商正在山东青岛最大的海底隧道上取得进展。 Chinese builders are making progress on the world's largest undersea tunnel in Qingdao, Shandong. 建州湾第二隧道的长度为17.48公里,将把青岛的主要城市地区与西海岸新区连接起来,预计到2027年12月完工。 The Jiaozhou Bay Second Tunnel, set to be 17.48 kilometers long, will link Qingdao's main urban areas with its West Coast New District and is expected to be completed by December 2027. 该项目包括钻井和爆破等先进的建筑方法,是该市交通网络的一个关键部分。 The project includes advanced construction methods like drilling and blasting, and represents a key part of the city's transport network.