Warning: file_put_contents(/www/wwwroot/zidian/biehu.cn/cache/375a49c3ea5ca3df8e0e1e2f74bad80d.txt): failed to open stream: No space left on device in /www/wwwroot/zidian/biehu.cn/index.php on line 58 pyrene例句_pyrene英汉例句_pyrene双解例句_甲百汇小鸡词典
A series of new pyrene derivatives have been synthesized, and the photophysical properties have been studied by UV-absorption spectra and steady-state fluorescence spectra. 本文合成了一系列新的芘衍生物，用紫外光谱和稳态荧光光谱方法研究了它们的光物理性质。