Introduction.- Large Diameter Shield Origination and Arrival Technology.- The Key Technology of Large Diameter Shield Tunneling Shallow Overburden Construction.- The Key Technology of Large-diameter Shield Tunneling through the Embankment.- Technology of slurry Shield Crossing High Infiltration Induced Gravel Composite Stratum in River.- Long-distance Tunneling of Shields and Replacement of Cutting Tools in the River.- Construction Technology of Shield Tunnel Crossing the Middle Channel Section of Yangtze River.
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