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Free swimming training equipment, has straight line slide rail block connected with ends of hand part plate, shaft whose upper end is fixed with elastic retainer ring, and transmission shaft ring washer and ring washer fixed on bottom plate. 专利
申请日期: 2016-01-01, 公开日期: 2016-03-23
作者:  LIANG C LU T CHOU Y DANG Z YU Q
收藏  |  浏览/下载:3/0  |  提交时间:2019/12/09
Gas sensor color display gas concentration distribution visualization system, has superposition module connected with color dot matrix generating module to collect gas concentration data corresponding to color dot matrix forming process. 专利
申请日期: 2016-01-01, 公开日期: 2016-07-27
作者:  CHEN Y LI Z LIANG J WU H TANG Z YU
收藏  |  浏览/下载:4/0  |  提交时间:2019/12/09


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