| 1. | In some cases free radicals can be detected .
在某些情况下可以测出自由基来。 |
| 2. | Termination of free radical chains occurs by a bimolecular reaction .
自由基链的终止产生于双分子反应。 |
| 3. | A free radical is a molecular fragment having an unpaired electron .
自由基是一种具有未配对电子的分子碎体。 |
| 4. | This reaction has been classified as a free radical chain process .
这种反应是按自由基连锁反应的历程进行分类的。 |
| 5. | Any free radicals in martian soil could be taken as presumptive evidence of life there .
火星土壤中的任何游离基将可用来推断火星存在生命。 |
| 6. | Riboflavin undergoes photodecomposition with resulting production of free radical containing products .
核黄素，经光解作用而生成含有自由基的产物。 |
| 7. | Elimination of an alkyl chain substituted on an aromatic ring results in the appearance of free radicals .
在一芳香环上一个取代烷链的消失，结果出现自由基。 |
| 8. | Any agent that functions by removing sources of free radicals can thus be regarded as a preventive antioxidant .
一切能消除自由基源的助剂都可看作是预防型抗氧剂。 |
| 9. | Calculate the reactional potential plain of pps free radical and oxygen
2反应势能面的计算 |
| 10. | Free radicals cause premature aging and skin problems -
活性氧过多造成老化及问题皮肤的产生： |
