refractive cell

例句：

1. 1.The refractometric cell is used to measure the refractive index of a liquid.
   折射测量仪用于测量液体的折射率。
2. 2.The scientist used a refractometric cell to study the properties of different types of glass.
   科学家使用折射测量仪研究不同类型玻璃的性质。
3. 3. The refractometric cell was used to determine the density of the sample.
   折射测量仪被用来测定样品的密度。