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一种沿空留巷单元支架与墩柱组合模拟装置及试验方法
Release Time:2024-12-03
  • Institution:
    齐鲁交通学院
  • Type of Patent:
    Invent
  • Application Number:
    202210703792.3
  • Number of Inventors:
    2
  • Service Invention or Not:
    No
  • Application Date:
    2022-06-21
  • Publication Date:
    2024-11-29
  • Authorization Date:
    2024-11-29
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