【国际标准】 Coal — Methods for petrographic analysis — Part 2: Method of preparing coal samples
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适用范围:
暂无
标准号:
ISO 7404-2:2025 EN
标准名称:
Coal — Methods for petrographic analysis — Part 2: Method of preparing coal samples
英文名称:
Coal — Methods for petrographic analysis — Part 2: Method of preparing coal samples标准状态:
现行-
发布日期:
2025-10-27 -
实施日期:
出版语种:
EN
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