Study on Change Rules of Factors Affecting Gas Loss during Coalbed Air Reverse Circulation Sampling

Table 3

Fitting parameters of Rosin–Rammler distribution.

Samples	Before test				After test
	m	mlnd0	d0	R^2	m	mlnd0	d0	R^2
1 # coal sample	0.8577	6.6383	2.2972	0.9906	0.9525	6.5341	0.9533	0.9989
2 # coal sample					0.9781	6.6194	0.8695	0.9961
3 # coal sample	0.8994	7.0159	2.4433	0.9976	0.8834	5.9926	0.8835	0.9984
4 # coal sample					0.8352	5.6107	0.8273	0.9974