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浏览/检索结果: 共3条，第1-3条 帮助 限定条件 内容类型：专利     已选(0)清除 条数/页：5101520253035404550556065707580859095100   排序方式：请选择作者升序作者降序题名升序题名降序发表日期升序发表日期降序提交时间升序提交时间降序 Test wave slot resonance absorbing device, has supporting part fixed on beam of water tank side wall, and porous material provided with function of damping to consume energy of incident wave, where porous metal material is grid plate. 专利 申请日期: 2018-01-01, 公开日期: 2018-04-20 作者:  LV L SONG Z TANG G ZHOU Z CAI S 收藏  |  浏览/下载：6/0  |  提交时间：2019/12/02 Mine rock drilling gas sealing test probe, has head part connected with I-shaped sealing unit by collecting pipe, drilling hole wall formed with collecting cavity, borehole wall formed with seal cavity, and head part fixed on plugging unit. 专利 申请日期: 2018-01-01, 公开日期: 2018-04-13 作者:  LIANG Z SONG W ZHAO C TANG C GAO M 收藏  |  浏览/下载：7/0  |  提交时间：2019/12/02 Passive flow control device for restraining vortex-induced vibration of slender flexible vertical pipe inside deep sea, has fixed devices fixing vertical pipe and control rod and installed along length directions of pipe and control rods. 专利 申请日期: 2010-01-01, 公开日期: 2010-06-09 作者:  FU Y GOU Y LI G LV L SONG J TANG G 收藏  |  浏览/下载：1/0  |  提交时间：2019/12/24