viscosimeter proportions

例句：

1. 1.Viscosimeter is used to measure the viscosity of liquids.
   粘度计用于测量液体的粘度。
2. 2.The viscosimeter was used to study the rheology of the material.
   粘度计被用来研究材料的流变学。
3. 3.The viscosimeter was used to measure the viscosity of the oil.
   粘度计被用来测量油的粘度。