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用于富水破碎地层泥水盾构施工的绿色泥浆及其制备方法

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  • Release time:2021-02-28

  • Type of Patent:Invent

  • State of Patent:Authorized patents

  • Application Number:CN202010068591.1

  • Authorization number:CN111170685B

  • Number of Inventors:7

  • Service Invention or Not:no

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