diabatic flow

例句：

1. 1.In adiabatic flow, the temperature gradient is zero.
   绝热流动中，温度梯度为零。
2. 2. The heat transfer process in adiabatic flow is very efficient.
   绝热流动中的传热过程非常高效。
3. 3. The adiabatic flow model is widely used in engineering simulations.
   绝热流动模型在工程模拟中被广泛使用。