high temperature diffusion

例句：

1. 1.The high temperature diffusion coefficient of the material is very important for its performance.
   该材料的高温扩散系数对其性能至关重要。
2. 2. The high temperature diffusion coefficient is a key factor in determining the rate of heat transfer.
   高温扩散系数是决定热传递速率的关键因素。
3. 3. In the process of chemical reaction, the high temperature diffusion coefficient plays an important role.
   在化学反应过程中，高温扩散系数起着重要作用。