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  The machine that even Jules Verne was unable to imagine in the group Tunnel Technologies https://www.youtube.com/watch?time_continue=2&v=Rv0FuROtsJo&feature=emb_logo #tunnelboringmachine #acciona #TBM #accionaTBM

  Tags: tunnelboringmachine, acciona, TBM, accionaTBM

  2002 days ago