luminescence exitation spectrum

例句：

1. 1. Luminescence is a natural process that occurs when sunlight hits certain minerals.
   发光是一种自然过程，当阳光照射到某些矿物质时会发生。
2. 2. The scientist discovered a new type of luminescence in the ocean.
   这位科学家在海洋中发现了一种新的发光现象。
3. 3. Luminescence can be used to create colorful displays for advertising purposes.
   发光可以用来创造多彩的广告展示。
4. 1.The excitation spectrum of the material shows its ability to absorb light at different wavelengths.
   该材料的激发光谱显示了它在不同波长下吸收光的能力。
5. 2. Researchers are using this technique to study the excitation spectrum of atoms.
   研究人员正在使用这种方法来研究原子的激发光谱。
6. 3. The excitation spectrum of the new drug is expected to provide valuable information about its efficacy.
   新药的激发光谱预计能提供有关其有效性的重要信息。