Gas disaster is always one of the main disasters to threaten the security of coal mine in the coal exploitation.
在煤矿开采中，瓦斯灾害一直是威胁煤矿安全生产的主要灾害之一。
It is very important to mine safe exploitation, gas drawing and predict of coal and gas outburst that adsorption characteristics of coal to gas in geophysical field are studied.
研究含瓦斯煤层所处的地球物理场对煤瓦斯吸附特性的影响，对煤矿安全开采、煤瓦斯的抽放利用以及煤瓦斯突出的预测预报具有重要意义。
To utilize mine gas as fuel for electricity generation is one of the mine gas exploitation projects with great future in gassy coal mines.
利用矿井抽采瓦斯进行发电，是目前矿井最有前途的瓦斯开发项目之一。
Coal is always a main energy sources in our country, and exploitation of coal was threatened by many mine geological disasters, in which the water inrush from mine is the most primary problem.
煤炭一直是我国的主要能源，煤炭开采受到多种矿井地质灾害的威胁，其中最大安全问题是矿井突水事故。
The drainage in a coal mine under exploitation may give a strong impact on the underground water flow regime, causing negative influence on the development of the groundwater resources.
煤矿开采过程中的矿坑排水对地下水流场和地下水资源利用具有强烈影响。
In coal mine production, along with the exploitation of coal seam, usually gush methane.
在煤矿生产中，随着煤层的开采，往往会从矿井中涌出瓦斯。
Study on the exploitation of kaolinite rock in coal measures in Luling Coal Mine;
本文主要研究了煤系高岭岩的微量、稀土、氧同位素地球化学特征。
Study on the exploitation of kaolinite rock in coal measures in Luling Coal Mine;
本文主要研究了煤系高岭岩的微量、稀土、氧同位素地球化学特征。
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