铁峰山2号隧道涌水段施工技术

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对铁峰山2号隧道涌水坍塌段塌方处理和带水开挖技术做了简要介绍。 A brief introduction is given to the treatment of landslide collapse and the technology of water intake and drainage in the tunnel of Tiefengshan No. 2 tunnel.
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