Civil coalbed methane(coal mine gas)
全国煤炭标准化技术委员会(SAC/TC 42)
本标准规定了民用煤层气（煤矿瓦斯）的术语和定义、质量要求、产品检验、标识、输送与储存。
本标准适用于民用的煤层气（煤矿瓦斯）。
This standard is the original Chinese electronic standard.
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