瓦斯压力/MPa

拟合曲线

R2

0.5

k = 4.245 e 0.595 σ 3

0.9692

1.0

k = 5.9521 e 0.4225 σ 3

0.8599

1.5

k = 1.0537 e 0.1191 σ 3

0.9243

2.0

k = 3.8324 e 0.2105 σ 3

0.9366

3.0

k = 2.0114 e 0.0947 σ 3

0.9243