Our country coal-bed gas resources is extremely rich, but present our country gas exploration development is at the start stage.
我国煤层气资源十分丰富，但是目前我国的天然气勘探开发还处于起步阶段。
Therefore, the development of coal-bed gas should be studied according to the principle of gas drainage and its practice.
因此，煤层气开发应充分研究和借鉴抽放瓦斯的原理和实践经验。
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。
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