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   CN 44-1745/U

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Tunnel Construction

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Application of Multi-refrigerant Combined Freezing Technology in Shield Rescue#br#

DONG Tao,LIAO Xianbin   

  1. (1. Guangdong China Tunnel High-tech Construction Co.,Ltd, Guangzhou 511442, Guangdong, China;
    2. Guangdong coal Jiangnan Engineering Survey and Design Co., Ltd, Guangzhou 510440, Guangdong, China )
  • Published:2024-02-04