1. The chromogenic responding ability increases as the substituent changes from phenyl to naphthyl or anthryl.
   实验结果表明，偶氮基团的引入改善了8-羟基喹啉的生色能力，并且在乙腈溶液中随着取代基由苯基变为萘基和蒽基时，化合物的吸收光谱发生红移。
2. The tacticity of polymers is mainly influenced by the polarity of substituent group of vinyl monomer.
   作者认为影响聚合物等规度的因素主要是取代基的极性效应。
3. These clusters show different fluxional behaviour and ligands according to various substituent around the metals of osmium.
   根据羰基配体取代基的不同,该类簇合物中小分子的移动种类及方式也有所不同。
4. It was found that the sulphonamide group and the substituents on nitrogen atom within the molecule would effect the properties of these dyes.
   坚牢度和光谱特性,发现磺酰胺基和在它的氮原子上的取代基会影响该类染料的性能。
5. The aurone compounds are generally on one plane ,and they have a bigger conjugate system .The inducement of hydroxyl substituents has little influence on their own geometries .
   橙酮类化合物分子共面性较强,为较大的共轭体系,取代羟基的接入,对橙酮类化合物共面性影响不大。

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