正碳离子浓度对烯烃的氢转移反应起决定性作用。
The concentration of carbenium ions plays key role in the hydrogen transfer ability of olefins.
应用正碳离子聚合的方法合成新型聚异丁烯遥爪预聚物。
The new telechelic prepolymers of polyisobutylene have been synthesized by the carbocationic polymerization.
正碳离子是重要的有机化学反应中间产物，而氢原子移位则是正碳离子异构化的主要反应途径。
Carbon cations are important organic reaction intermediates, and hydrogen shift is a key path through which carbon cations isomerizes.
正碳离子是有机化学反应过程中一种活泼的反应中间体，对于它的研究已经有100多年的历史。
Carbenium ion is an active intermediate state in organic reactions, which has been investigated for over 100 years.
他还说在地球上正接收质子或碳离子新辐射疗法治疗的癌症患者也会从该放射量测定器收益。
Cancer patients here on Earth who undergo new forms of radiation therapy using protons or carbon ions, said Borak, could also benefit from the dosimeter.
他还说在地球上正接收质子或碳离子新辐射疗法治疗的癌症患者也会从该放射量测定器收益。
Cancer patients here on Earth who undergo new forms of radiation therapy using protons or carbon ions, said Borak, could also benefit from the dosimeter.
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