【国际标准】 Brown coals and lignites — Classification by types on the basis of total moisture mass fraction and tar yield
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暂无
标准号:
ISO 2950:2025 EN
标准名称:
Brown coals and lignites — Classification by types on the basis of total moisture mass fraction and tar yield
英文名称:
Brown coals and lignites — Classification by types on the basis of total moisture mass fraction and tar yield标准状态:
现行-
发布日期:
2025-10-23 -
实施日期:
出版语种:
EN
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