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【国际标准】 Calculation methods for energy efficiency and energy consumption variations at country, region and city levels
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2025-10-21
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标准简介适用范围：
暂无
标准号：
ISO 50049:2020 EN
标准名称：
Calculation methods for energy efficiency and energy consumption variations at country, region and city levels
英文名称：
Calculation methods for energy efficiency and energy consumption variations at country, region and city levels标准状态：
现行-
发布日期：
2020-09-25 -
实施日期：
出版语种：
EN
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