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Selecting the cutter shape similar to excavation face enables the excavation of tunnels of any cross section. A cutter with short turning radius requires low torque at the cutterhead. Multiple drive motors can be integra
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Document Date: 2013-10-31 21:42:01
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Selecting the cutter shape similar to excavation face enables the excavation of tunnels of any cross section. A cutter with short turning radius requires low torque at the cutterhead. Multiple drive motors can be integra