The substituent is deuterium.

取代基是重氢.

互联网

The fluorescence intensity of porphyrin also relates to the substituent positions on the phenyl groups.

此外,荧光强度还与卟啉的苯环上取代基的取代位置有关.

互联网

The effect of the substituent number and position on second order nonlinear - optical coefficients � � was studied.

研究了取代基数目及取代基位置对非线性光学效应的影响.

互联网

Also , the substituent species and the position on phenyl ring effects the reaction.

苯环上取代基的种类及位置对反应也有影响.

互联网

Property dependence of ABA triblock copolymers on the terminal substituent of azobenzene was investigated.

研究了偶氮苯端基取代基时ABA三嵌段共聚物性能的影响.

互联网