eddy thermal diffusivity

例句：

1. 1.The eddy thermal diffusivity of the fluid is a critical factor in determining its heat transfer properties.
   流体的涡流热扩散系数是决定其传热特性的关键因素。
2. 2. In the study of heat transfer, understanding the eddy thermal diffusivity is essential for designing efficient heat exchange systems.
   在热传递研究中，理解涡流热扩散系数对于设计高效的热交换系统至关重要。
3. 3. The eddy thermal diffusivity model has been widely used in engineering applications to predict the behavior of complex fluid flows.
   涡流热扩散模型在工程应用中被广泛使用，用于预测复杂流体流动的行为。