Through the qualitative and quantitative analysis of gas geological factors in Luling coal mine, the regional geological structure is the key geological factors of mine coal gas control.

通过对芦岭井田煤层瓦斯地质因素定性定量分析认为，区域地质构造是控制矿井煤层瓦斯的关键地质因素；

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The paper describes the computation method of seam gas pressure in the research on gas and coal outburst in Germany. Analysis and comparison are made on the obtained results.

介绍了德国在煤与瓦斯突出危险的研究过程中，用计算方式求煤层瓦斯压力的方法，并对其结果进行了分析对比。

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Through the analysis for the 22121 wind alley coal and gas power phenomenon, have summarized the cause of this time power phenomenon.

通过对22121回风巷煤与瓦斯动力现象分析，总结了这次动力现象的成因。

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Moreover, although controversial, life-cycle analysis indicates that fugitive methane emissions make shale gas obtained by hydraulic fracturing as carbon-intensive as coal.

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