time-integrated spectra

例句：

1. 1. Time-integrated spectra provide valuable insights into the dynamics of chemical reactions.
   时间积分光谱为化学反应的动态提供了宝贵的见解。
2. 2.In this study, we used time-integrated spectra to analyze the spectral properties of different materials.
   在这项研究中，我们使用时间积分光谱来分析不同材料的光谱特性。
3. 3. The time-integrated spectra revealed a significant increase in the absorption at 450 nm wavelength.
   时间积分光谱显示了在450纳米波长处的吸收显著增加。