... 平均日产 1 吨煤同期所涌出的瓦斯量，单位 m /t 。 高瓦斯矿井 gassy mine 矿井相对瓦斯涌出量大于 10m /t 或矿井绝对瓦斯涌出量大于 40m /min 。 ...
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very gassy mine 超级沼气矿
slightly gassy mine 低级瓦斯矿
high gassy mine 高瓦斯矿井 ; 高沼气矿井
highly gassy mine 高瓦斯矿井
second category gassy mine [矿业] 二级瓦斯矿
first category gassy mine 一级瓦斯煤矿
super category gassy mine [矿业] 超级瓦斯煤矿
low gassy mine 低瓦斯煤层
high-gassy mine 高瓦斯矿井
To utilize mine gas as fuel for electricity generation is one of the mine gas exploitation projects with great future in gassy coal mines.
利用矿井抽采瓦斯进行发电，是目前矿井最有前途的瓦斯开发项目之一。
This paper is actually a technical report on mine gas control in Yangquan Coal Group, one of highly gassy coal mines in this country.
阳煤集团是全国瓦斯涌出量最大的矿区之一。
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