Coalbed gases in Huainan coal field is a gas mixture resulted from thermogenic methane and secondary biogenic gas.

淮南煤田煤层气属于热成因和次生生物成因气的混合气。

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Coalbed gases in Huainan coal field is a gas mixture resulted from thermogenic methane and secondary biogenic gas.

淮南煤田煤层气属于热成因和次生生物成因气的混合气。

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