enthalpy thickness

例句：

1. 1.The enthalpy of the reaction is a measure of the amount of heat released during the reaction.
   反应的焓是衡量反应过程中释放热量的量度。
2. 2.The enthalpy of formation of a compound can be used to predict its stability and reactivity.
   化合物的形成焓可以用于预测其稳定性和反应性。
3. 3.The enthalpy of vaporization of water is a key factor in determining its boiling point.
   水的汽化焓是确定其沸点的关键因素。