采用PM3和INDO/CI理论方法，系统研究了对称取代反式二苯乙烯衍生物的结构和电子光谱。
The geometry, electronic structures and electronic spectra of trans stilbene derivatives are systematically studied by PM3 and INDO/CI methods.
采用PM3和INDO/CI理论方法，系统研究了对称取代反式二苯乙烯衍生物的结构和电子光谱。
The geometry, electronic structures and electronic spectra of trans stilbene derivatives are systematically studied by PM3 and INDO/CI methods.
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