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。

Put forward the theory about the apparent hathochromic or hypsochromic shift on absorption peak caused by the constructive and the destructive interferences.

相长干扰和相消干扰引起吸收峰波长表观或紫的理论,并全面探讨吸收峰波长动的原因、影响及不良后果的消除方法。