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一种管材各向异性参数的确定方法

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  • First Author:hezhubin

  • Disigner of the Invention:张坤,linyanli,yuanshijian

  • Application Number:201911186271.X

  • Authorization Date:2019-11-28

  • Authorization number:ZL 201911186271.X

  • Authorization Date:2019-11-28
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