ISO 9138-1993 标准详情
- 标准号:ISO 9138-1993
- 中文标题:磨粒粒度 取样和裂解
- 英文标题:Abrasive grains; sampling and splitting
- 标准类别:国际标准化组织标准ISO
- 发布日期:1993-02
Sampling is made using a sampling thief. Splitting means dividing into two equal portions using a splitter (commonly a Jones sampler) and repeating this procedure at each of the portions obtained until the sample is 25 % larger than the amount requir
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