Research Article

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

Table 4

Fitting parameters of Rosin–Rammler distribution.

SamplesAfter test
mmlnd0d0R2

1−3 mm1.795311.70790.67950.9998
3-4 mm0.77174.59870.38730.9685
4-5 mm1.10947.41880.80210.9726
5-6 mm1.657410.51770.57010.9969
6-7 mm1.696110.32620.44060.9905
7-8 mm1.20227.56820.54200.9742