Experimental Study on Reasonable Adsorption Time in Determination Coalbed Methane Content

Table 2

Fractal dimension result of coal samples.

Coal samples
	WYY	-0.615	2.385	0.95	-0.273	2.727	0.975
WYR	-0.777	2.782	0.96	-0.218	2.23	0.97
PY	-0.64	2.36	0.96	-0.36	2.64	0.998
PR	-0.451	2.549	0.97	-0.311	2.689	0.985
QFY	-0.67	2.33	0.90	-0.55	2.45	0.988
QFR	-0.5	2.5	0.97	-0.43	2.57	0.985