Slurry Balanced Shield Machine

Big diameter slurry shield

Large Diameter Slurry Shield

Large Slurry Shield

Large-diameter Slurry Shield

Slurry Machine

Slurry Shield Tunnel

crossing with shield machine

cutter head of shield machine

direction of shield machine

DOT shield machine

EPB shield machine

Key-word: shield machine

mudding-type EPB shield machine

shield machine cutting tool

Shield Machine Launching

Shield machine passing through station

shield machine refitment

shield machine with super-large diameter