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Method for manufacturing solid aluminum alloy structure by wire-filling additive, involves initial setting weld bead laser power density of last layer to value above predetermined value, and maintaining arc current to be constant. 专利
申请日期: 2018-01-01, 公开日期: 2018-06-15
作者:  MA G MIAO Q LIU M WU D CHAI D YU J
收藏  |  浏览/下载:8/0  |  提交时间:2019/12/02
Elliptical flexible substrate piezoelectric film sensor, has soft substrate divided into arc-elliptical shaped and equal-chord flexible substrate sensors, where size of soft substrate is measured for about specific value. 专利
申请日期: 2018-01-01, 公开日期: 2018-03-23
作者:  DONG W ZHAO X BAI F
收藏  |  浏览/下载:2/0  |  提交时间:2019/12/02
Equipment and method for producing metal nanometer power by automatic control DC electric arc. 专利
申请日期: 2005-01-01, 公开日期: 2005-01-05
作者:  DONG X SUN W WANG W
收藏  |  浏览/下载:1/0  |  提交时间:2020/01/02


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