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Quick underwater ROV anchor chain sensor installation and changing device, has locking mechanism located on upper chain, upper frame and lower frame that are connected with locking mechanism, and non-metal card block connected to fixed arm. 专利
申请日期: 2015-01-01, 公开日期: 2015-06-24
作者:  DU Y WANG Y WU W SHI Z SUN J YANG Y
收藏  |  浏览/下载:2/0  |  提交时间:2019/12/09
Large power grid available transmission capacity decomposition coordination calculating method, involves obtaining available transmission capacity result of large power grid based on network connection relation. 专利
申请日期: 2015-01-01, 公开日期: 2015-01-14
作者:  FANG Y LI W LIU S WANG H SHI S YANG
收藏  |  浏览/下载:10/0  |  提交时间:2019/12/09
Nonwoven fabric rotating bio-disc reactor concurrently nitrifying anaerobic ammonia oxidation process. 专利
申请日期: 2007-01-01, 公开日期: 2007-03-28
作者:  YANG F LIU S GONG Z SHI L
收藏  |  浏览/下载:4/0  |  提交时间:2019/12/27
Catalyst for simultaneously removing nitrogen oxide and CO in automobile exhaust. 专利
申请日期: 2007-01-01, 公开日期: 2007-01-24
作者:  SHI C ZHU A YANG X XU Y ZHANG H
收藏  |  浏览/下载:2/0  |  提交时间:2019/12/27


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