The results showed that the CO evolution amount determined the activity of ACF for SO2 removal, whereas the CO2 evolution amount did not contribute to the activity.

• 结果表明，在最佳热处理温度下以CO形式释出的含氧官能团的总量决定了ACF的脱硫活性，而以CO2形式释出的含氧官能团未对提高ACF的脱硫活性做出贡献。