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一种用于软弱围岩的隧道支撑拱脚加固结构及施工方法

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  • Release time:2018-06-15

  • Type of Patent:Invent

  • Application Number:ZL 2013 1 0382931.8

  • Service Invention or Not:no

  • First Author:等, 童无欺, 谢荣福, 邹金锋

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  • Email:
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