Jinan, a city of 9.4 million individuals and the resources of Shandong District in East China, has actually made globe headings. Staffs functioning there have actually finished the significant job of developing the globe’s largest-diameter undersea guard passage.
Group: Transport
Labels: Tunnel, Underwater, World Records, China
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发布者:Joe Salas,转转请注明出处:https://robotalks.cn/world-record-underwater-shield-tunnel-completed-in-china/