您要查找的是不是：
- Studying with the atom economy concept for basis instruction,it designed green chemistry experiment method,developed the student's green chemistry consciousness and environmental protection idea. 探讨了以原子经济性概念为依据指导设计绿色化学实验的方法,注意培养学生的绿色化学意识,树立环保观念。
- atom economy concept 原子经济性
- In order to make the atom economy more clear, the rearrangement reations addition reactions and isomerization reactions for examples were interpreted. 通过有机化学反应中重排反应、加成反应和异构化反应等对原子经济性进行了探讨。
- By replacing dibromobutane with dichlorobutane, atom economy was increased andthe cost decreased. 以二氯丁烷代替二溴丁烷可提高原子经济性,降低成本;
- By replacing dibromobutane with dichlorobutane, atom economy was increased and the cost decreased. 以二氯丁烷代替二溴丁烷可提高原子经济性，降低成本；
- Trost B M. the chemistry reaction and atom economy[J]. Science, 1991, 254(5037): 1471 - 1477. 陈梦雪;蒋冰川;等.;当代绿色化学理念及在教学实践中的研究[J]
- This paper has compared a green chemistry technology of ammonium eerie nitrate with the classical technology by atom economy. 从原子经济性出发,对以碳酸铈为原料合成硝酸铈铵的绿色化学工艺与传统工艺进行了对比。
- Resources scarcity under the concept of circular economy is enlarged from traditional economy concept to scarcity of survival development environment. 摘要循环经济概念下的资源稀缺已由传统经济下的含义扩展为生存与发展环境的稀缺。
- Multicomponent reactions assisted by microwave or/and in ionic liquid can achieve some goals at the same time, such as no pollution, atom economy, speediness, high efficiency. 摘要以微波辅助、离子液体中的多组分缩合反应可以同时达到绿色无污染、原子经济性、快速高效几个目的。
- The present paper exemplifies the special role of some arrangements in the green chemical industry and contrasts it with other reactive routes in atom economy. 原子经济性是绿色化学中的一条重要原则,本文列举了一些重排反应在绿色化学工业中的地位和作用,并与其他的反应路线从原子经济性的角度进行了评述。
- By the use of new nitrating agent,catalysts and solvents,all the reactions eliminate the use of concentrated sulfuric acid and are environmental friendly with high atom economy. 这些反应通过改变硝化剂和使用相应的催化剂和介质,不仅成功地避免了浓硫酸的使用,而且提高了原子经济性,具有良好的环境效益。
- The atom economy on the reaction of organic chemistry has attracted particular attention in resent years because it is a kind of the improtant reactions. 摘要探索具有原子经济性的反应是绿色化学的重要研究内容，是当今合成策略的一个重要组成部分。
- We should practice economy even if we are rich. 即使我们富裕了也仍应该厉行节约。
- Methanol was used as a reductant with high selectivity and atomic economy, and six silver ions can be reduced by only one methanol molecule. 甲醇作为还原剂具有高的选择性和原子经济性，一分子甲醇可以还原六个银离子。
- The atom bomb is of catholic concern. 原子弹受到普遍的关注。
- That cannot get up an atom of sympathy for them. 那并不能激发起人们对他们的丝毫同情。
- Up to date definition and application of circular economy concept 循环经济理念的最新规范与应用
- Scientists have unlocked the secret of the atom. 科学家已经揭开了原子的秘密。
- The orient has been playing an active role in the world economy. 亚洲一直在世界经济中发挥积极作用。
- The particles in an atom are infinitely small. 原子里的粒子极小。
