spectral absorption curve

例句：

1. 1.The spectral absorption curve of the sun is used to calculate its temperature.
   太阳的光谱吸收曲线被用来计算其温度。
2. 2.The researchers analyzed the spectral absorption curve of the sample to determine its composition.
   研究人员分析了样本的光谱吸收曲线，以确定其组成。
3. 3.The spectral absorption curve of the sample was consistent with the theoretical prediction.
   样本的光谱吸收曲线与理论预测一致。