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发明专利：一种手持式路基斜面压实度测量仪

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  • Release time:2019-01-08

  • Affilication of Author(s):中南大学

  • Patent Applicant:刘岩, 贺佐跃, 梁思皓, 滕继东, 张升

  • Authorization number:ZL201510516522.1

  • Service Invention or Not:no

  • Authorization Date:2017-10-17

  • First Author:张升

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