Thesubstitution of bromine atoms is on the tertiary carbon of main-chain of the polymersprimally.
反应以自由基机理进行，溴取代主要发生在主链上的叔氢原子上。
IR analysis shows that graft copolymerization takes place on the tertiary carbon atom of PP molecular chain.
红外光谱分析表明，甲基丙烯酸单体在聚丙烯大分子链的叔碳原子上发生接枝共聚。
Antioxidants: Polymers such as polypropylene (PP) are not usable outdoors without appropriate stabilizers, because of the presence of readily removable hydrogen atoms on the tertiary carbon atoms.
抗氧剂：有的聚合物，如聚丙烯，如果其中不加适当的稳定剂，就 不能在户外使用，这是因为它分子中的叔碳原子上存在着易消除的氢原 子。
The development of tertiary industry should be encouraged, as it can reduce carbon emission and environmental pollution and save land.
第三产业可以减少碳的排放，减少环境的污染，节约土地，应该大力提倡。
Carbon dioxide gas flooding is a promising tertiary oil recovery technology, not only on enhanced oil recovery, but also on CO2 sequestration.
CO 2驱既可实现提高原油采收率又可实现CO2气体的埋存，是一项非常有前景的三次采油技术。
Carbon dioxide gas flooding is a promising tertiary oil recovery technology, not only on enhanced oil recovery, but also on CO2 sequestration.
CO 2驱既可实现提高原油采收率又可实现CO2气体的埋存，是一项非常有前景的三次采油技术。
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