gb/t23331-2020
gb/t23331-2020, Total:3 items.
The international standard classification for "gb/t23331-2020" includes: Energy and heat transfer engineering in general .
The Chinese standard classification for "gb/t23331-2020" includes: Technical management .
国家市场监督管理总局、中国国家标准化管理委员会
- GB/T 23331-2020 Energy management systems—Requirements with guidance for use
General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China
- GB/T 23331-2012 Energy management systems—Requirements
- GB/T 23331-2009 Management system for energy - Requirements
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