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Preparation method of hydroxyl-terminated hyperbranched polyurethane 专利
申请日期: 2013-01-01,
作者:  WANG JIYIN;  XU GEWEN;  MAN DELONG;  TAO CAN;  XIONG QIANSHENG
收藏  |  浏览/下载:2/0  |  提交时间:2019/04/19
Deep water cutting detection device, has proximity sensor fixed with control chamber through water-proof cable, where control chamber is fixed with ground or board and water-proof cable is coated with corrosion-resistant material. 专利
申请日期: 2013-01-01, 公开日期: 2013-10-09
作者:  MOU X TAO J WANG R HUI S XING Y
收藏  |  浏览/下载:7/0  |  提交时间:2019/12/13


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