absorption spectroscopy

例句：

1. 1. The absorption spectroscopy of the sample was used to determineits composition.
   样品的吸收光谱学用于确定其组成。
2. 2. Absorption spectroscopy is a powerful tool for studying theproperties of materials.
   吸收光谱学是研究材料性质的一种有力工具。
3. 3. Inabsorption spectroscopy, light waves are absorbed bythe sample and their energy is convertedinto heat.
   在吸收光谱学中，光波被样品吸收，其能量转化为热能。