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METHOD FOR IMPROVING SURFACE ABRASION RESISTANCE OF ALUMINUM ALLOY UNDER DRY FRICTION CONDITION 专利
申请日期: 2019-07-04, 公开日期: 2019-07-04
作者:  Wang B(王兵);  Song QH(宋清华);  Ren XP(任小平);  Wan Y(万熠)
收藏  |  浏览/下载:18/0  |  提交时间:2020/01/04
On-line measuring device for measuring small-size wafer polishing friction force, has resistance strain gauge converting elastic strain into electrical signal, which is sent to another strain gauge by collector ring and bridge box. 专利
申请日期: 2011-01-01, 公开日期: 2011-08-17
作者:  WANG K KANG R JIN Z YUAN Z
收藏  |  浏览/下载:2/0  |  提交时间:2019/12/18


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