methane-rich gas
英 [ˈmiːθeɪn rɪtʃ ɡæs]
美 [ˈmeθeɪn rɪtʃ ɡæs]
【化】甲烷富气
双语例句
- After mining in methane-rich thick seams, the law of gas emission of coal caving is determined by the change of underground pressure.
含瓦斯厚煤层开采后，矿山压力变化对采场瓦斯涌出规律有决定性作用。