Gotthard相关论文
瑞士铁路要求快速通过阿尔卑斯山,规划修建两座山麓隧道,即50km长的Gotthard隧道和30km长的Ltschberg隧道。前者大部分区段埋深在......
1. Introduction With the opening ceremony of the Gotthard Base Tunnel on 1 June 2016, a new world record was established......