At present, the technique of coal-bed methane surface mine and gas drainage was mature, so it was feasible for coal-bed methane development and utilization in Sichuan Province.
目前国内外煤层气地面开采技术、井下瓦斯抽放技术均已成熟，四川煤层气开发利用是可行的。
Therefore, the development and utilization of coal bed methane is imperative.
因此，开发利用煤层气势在必行。
Therefore, the development and utilization of coal bed methane is imperative.
因此，开发利用煤层气势在必行。
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