viscosity function

例句：

1. 1. The formula for calculating the viscosity of a fluid is crucial in engineering calculations.
   计算流体粘度的公式在工程计算中至关重要。
2. 2. The scientist used a viscosity function to simulate the flow of blood in the body.
   科学家使用一个粘度函数来模拟血液在体内的流动。
3. 3. The viscosity function was used to predict the behavior of the material under different conditions.
   粘度函数被用来预测材料在不同条件下的行为。