It is significant to prediction of coalbed permeability and resource evaluation of coalbed methane. 其结果对煤层气资源评价和煤层渗透性预测具有重要的指导意义。
Zhoukou City People's Government sincerely welcomes domestic and foreign merchants to investment in exploration and development of coal &CBM resources in Zhoukou! 周口市人民政府真诚欢迎国内外客商投资勘探开发周口的煤炭煤层气资源!
coal seam gas resource怎么读 coal seam gas resource是什么意思