Results:The effect of docynia delavayi-activated carbone was the best,the free radical content was reduced for 45.0% equally.

• 结果:对香烟烟气自由基清除效果最好的是多依树提取物及活性碳的组合；自由基含量平均降低45.；0%25；其它几种材料对烟气自由基也有一定的清除作用。