Table 5. Pore Fractal Dimension and Permeability of Different Coal Samples.

coal sample	Da1	R2	Da2	R2	Ds	R2
D01-JM	2.426	0.99086	2.730	0.93419	2.828	0.94060
D01-AM	2.469	0.99682	2.726	0.95651	2.795	0.99043
H01-JM	2.340	0.99953	2.663	0.92431	2.831	0.99721
H01-AM	2.365	0.99927	2.650	0.96129	2.857	0.91805
D02-JM	2.432	0.99408	2.788	0.91410	2.970	0.94345
D02-AM	2.484	0.99591	2.765	0.93259	2.765	0.97509
D03-JM	2.442	0.99365	2.762	0.94079	2.770	0.92528
D03-AM	2.376	0.98446	2.818	0.91032	2.857	0.99881