GB/T 31709-2015
China national
standard english version:
GB
中华人民共和国国家标准
NATIONAL
STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 31709-2015
Data processing of background atmospheric carbon dioxide and methane concentration measured by in situ gas chromatographic (GC) system 气相色谱法本底大气二氧化碳和甲烷浓度在线观测数据处理方法
Issued Date:2015-06-02
Implemented Date:2016-01-01
Issued by:
The Standardization Administration of the People's Republic of China