ASTM F928-1993 标准详情
- 标准号:ASTM F928-1993
- 中文标题:圆形半导体晶片及硬性磁盘基片的边缘轮廓的试验方法
- 英文标题:test methods for edge contour of circular semiconductor wafers and rigid disk substrates
- 标准类别:美国材料与试验协会ASTM
- 发布日期:1993-08-15
1.1 These test methods provide means for examining the edge contour of circular wafers of silicon, gallium arsenide, and other electronic materials, and determining fit to limits of contour specified by a template that defines a permitted zone throug
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