何丹丹
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一种用于地下密闭管道的散热装置、系统及方法
  • Affilication of Author(s):
    齐鲁交通学院
  • Type of Patent:
    实用新型
  • Number of Inventors:
    8
  • Service Invention or Not:
    no
  • Application Date:
    2021-07-06
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