recording spectrophotometer

例句：

1. 1. The recording spectrophotometer was used to analyze the chemical composition of the sample.
   使用记录式分光光度计来分析样品的化学成分。
2. 2. The spectrophotometer is used to measure the absorption and scattering of light in different wavelengths.
   分光光度计用于测量不同波长下光线的吸收和散射。
3. 3. The recording spectrophotometer can record the spectrum of the sample, which helps us to identify the components of the sample.
   记录式分光光度计可以记录样品的光谱，这有助于我们识别样品的成分。