ISO 5069-2-1983 褐煤 采样原则 第2部分:水分测定和一般分析用煤样的制备
ISO 5069-2-1983 标准详情
- 标准号:ISO 5069-2-1983
- 中文标题:褐煤 采样原则 第2部分:水分测定和一般分析用煤样的制备
- 英文标题:Brown coals and lignites; Principles of sampling; Part 2 : Sample preparation for determination of moisture content and for general analysis
- 标准类别:国际标准化组织标准ISO
- 发布日期:1983-12
内容简介
The process of sample preparation consists of several operations three of which are fundamental: particle size reduction by crushing or grinding and milling; mixing; decrease of sample mass by dividing the sample (sample division). In most cases, the
* 特别声明:资源收集自网络或用户上传,本网站所提供的电子文本仅供参考,请以正式出版物为准。仅供个人标准化学习,研究使用。如有侵权,请及时联系我们!