渗透率变动影响煤层甲烷的预期产量的英文

• permeability changes affect cbm production predictions

• 渗透:    osmosis permeate; seep; perm ...
• 率:    rate; ratio; proportion
• 变动:    change; alteration; oscillat ...
• 影响:    influence; affect
• 煤层:    coal rake; coal seam; coal b ...