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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     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 Prefabricated assembly-type building anti-buckling steel plate shear wall, has beam connection piece formed with long circular bolt hole, and beam connection piece and frame beam connected with friction-type high-strength bolt. 专利 申请日期: 2018-01-01, 公开日期: 2018-03-23 作者:  AN Y ZHOU G OU J 收藏  |  浏览/下载：5/0  |  提交时间：2019/12/02 Forming laser welding high-strength steel involves taking steel plate, welding manganese steel sheet, laser welding, vacuum heating, stamping, quenching, forming, and refining. 专利 申请日期: 2017-01-01, 公开日期: 2017-01-25 作者:  CHANG Y LI X WANG C ZHAO K REN D ZH 收藏  |  浏览/下载：5/0  |  提交时间：2019/12/03 Preparation of high strength steel component involves using low carbon alloy steel comprising carbon, silicon, manganese, chromium, nickel, vanadium, molybdenum, niobium, phosphorus, sulfur, nitrogen, oxygen and iron. 专利 申请日期: 2016-01-01, 公开日期: 2016-11-16 作者:  CHANG Y LI X WANG C ZHAO K REN D ZH 收藏  |  浏览/下载：6/0  |  提交时间：2019/12/09 Harni form net for building wall, comprises two steel wire meshes, two supporters, hooked pull bars, two high-strength screws, Harninet and supporter together, and two Harni nets. 专利 申请日期: 2002-01-01, 公开日期: 2002-03-06 作者:  WANG L REN Z 收藏  |  浏览/下载：1/0  |  提交时间：2020/01/02