Based on the study of pilot areas of Liulin and Anyang in No rth China,the coal reservoir permeability and main geological controlling factors deeply researched.

• 以华北地区柳林和安阳试验区为例，综合多种统计数据和测试成果，对煤层的渗透性及主要地质控制因素进行深入研究和探讨。