【摘要】 利用修正后的古城矿井3#煤层地勘时期测定的瓦斯含量等数据,编绘了3#煤层瓦斯含量和埋深等值线图,直观地反映了瓦斯含量分布特征。阐述了3#煤层瓦斯含量分布规律,进一步分析了影响煤层瓦斯含量的因素。更多还原

【Abstract】 According to gas content and additional data as amended in the geological exploration period in No.3 Coal Seam of Gucheng Mine Field,the gas content and depth constant value line of the No.3 Coal Seam in Gucheng Mine Field which intuitively reflects the laws of gas occurrence has been worked out.The laws of gas content distribution in No.3 Coal Seam are explained,and the factors that affected the gas content are further analyzed.更多还原