ASTM D 7256/D 7256M-2006 标准详情
- 标准号:ASTM D 7256/D 7256M-2006
- 中文标题:来自移动流的煤总试样的机械收集和系统内制备规程
- 英文标题:standard practice for mechanical collection and within-system preparation of a gross sample of coal from moving streams
- 标准类别:美国材料与试验协会ASTM
- 发布日期:2006-06-01
1.1 This practice covers procedures for the mechanical collection of a sample under Classification I-B-1 and I-B-2 (Practice D 2234) and the within-system preparation (reduction and division) of gross samples utilizing various components of the mecha
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