QQ客服 官方微博 反馈留言

浏览/检索结果: 共4条，第1-4条 帮助 限定条件 内容类型：专利    专题：大连理工大学    第一署名单位    第一作者单位    通讯作者单位     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 Metal material part general crack recovering method, involves performing metal material crack healing process, and stopping quadratic pulse discharge circuit if metal material crack healing process is completed. 专利 申请日期: 2015-01-01, 公开日期: 2015-03-25 作者:  DENG D HAO S LIU Q YU T ZHANG H 收藏  |  浏览/下载：7/0  |  提交时间：2019/12/09 Metal part crack non-destructive detecting method, involves obtaining observation image by using imaging machine, and confirming existence of crack in detecting parts if formed image is provided with different color description. 专利 申请日期: 2015-01-01, 公开日期: 2015-09-02 作者:  DENG D HAO S WU D YU T ZHANG H ZHAN 收藏  |  浏览/下载：3/0  |  提交时间：2019/12/09 Pulse current impact device used for repairing deep semi-buried metal material cracks, includes controller, charger, capacitor bank, high pressure switch, clamps, protection clamp, oscilloscope, crack damage component, and insulation piece. 专利 申请日期: 2015-01-01, 公开日期: 2015-04-29 作者:  DENG D HAO S SUN Q YU T ZHANG H 收藏  |  浏览/下载：3/0  |  提交时间：2019/12/09 Preparation of fluorosiloxane oligomer involves preparing molecular grade fluorosiloxane polymer material, and cohydrolyzing and condensing prepared fluorosiloxane copolymer solution and silicane by sol-gel method. 专利 申请日期: 2008-01-01, 公开日期: 2008-05-14 作者:  MA X YU Q HAO T LAN Z BAI T 收藏  |  浏览/下载：4/0  |  提交时间：2019/12/27