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基于Logistic曲线具有S型刀刃的断屑钻头
Release Time:2019-04-15
  • Institution:
    机械工程学院
  • Type of Patent:
    发明
  • Application Number:
    201610602257.3
  • Number of Inventors:
    2
  • Service Invention or Not:
    No
  • Application Date:
    2016-07-28
  • Publication Date:
    2018-03-30
  • Authorization Date:
    2018-03-30
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