real spectral measure

例句：

1. 1. The real spectral measure of the sun's energy is crucial for understanding its impact on the Earth's climate.
   太阳能量的真实光谱测量对于理解其对地球气候的影响至关重要。
2. 2.In this study, we used a real spectral measure to analyze the absorption spectra of different materials.
   在这项研究中，我们使用了一个真实的光谱测量来分析不同材料的吸收光谱。
3. 3.The real spectral measure of the sample was determined using a high-resolution spectrometer.
   样品的真实光谱测量是通过一台高分辨率分光计确定的。