Home / Standards / GB/T 31537-2015 GB/T 31537-2015 Active Terms relating to coalbed methane(coal mine gas) 煤层气(煤矿瓦斯)术语 Standard Type GBT ICS 73.040 CCS D04 Status 现行 Issue Date 2015-05-15 Implementation 2015-09-01 Responsible Dept 中国煤炭工业协会 Drafting Unit N/A