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A neglected, dry riverbed gradually becomes a functioning underground transportation tunnel. Watch as excavation and advanced waterproofing techniques are applied, followed by the installation of reinforced concrete and sophisticated lighting systems. The end result is a smooth-flowing underground transit route, with sleek, modern trains running through it and scenic views of the riverbanks through large, panoramic windows.

結果

A neglected, dry riverbed gradually becomes a functioning underground transportation tunnel. Watch as excavation and ...

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