ASTM D2013/D2013M-2009 标准详情
- 标准号:ASTM D2013/D2013M-2009
- 中文标题:分析用煤样品的标准制备方法
- 英文标题:standard practice for preparing coal samples for analysis
- 标准类别:美国材料与试验协会ASTM
- 发布日期:2009-11-01
Other standards are used to collect the gross sample: Practice D2234/D2234M allows for one division of the gross sample before crushing. The mass and top size of the gross or divided sample collected by using these guides and practices are usually
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