Patents

23. 马辉,皇甫一樊,陈康康,孙衍宁,闻邦椿. 一种齿轮副啮合特性分析方法[P].专利号: ZL201810574318.9,2020/7/28. (专利申请号201810574318.9,申请日期:2018/6/6)

Release time:2024-03-18  Hits:

Service Invention or Not:no

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