... ring structure 环状结构；环状构造 ring substitution 环上取代 ring tensionmeter 吊环式张力仪 ...
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环上取代反应 Nucleus Substitution
环上取代作用 ring substitution
苯环上的亲电取代反应 Electrophilic substitution reactions of benzene
分析了芳环上取代基对氢重排的影响。
The effect of the substituents on the aromatic ring upon the hydrogen rearrangement was studied.
芳环上取代基性质对产物分布的可调性具有重要的影响。
The properties of the substituents on aromatic ring would influence whether the product distribution could be controlled conveniently.
重点介绍了金属茂的合成方法及环戊二烯环上的取代基、溶剂对合成及分离旋光性金属茂的影响。
The synthesis of metallocene, the effects of substitution in cyclopentadiene ring, reaction medium for synthesis and separation of chiral metallocene have been highlighted.
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