initial heat of hydration

例句：

1. 1. The initial heat of hydration is a critical factor in the process of material swelling.
   初始水化热是材料膨胀过程中的一个关键因素。
2. 2.The initial heat of hydration can be used to predict the expansion behavior of materials under different conditions.
   初始水化热可以用来预测材料在不同条件下的膨胀行为。
3. 3.In order to improve the performance of cement, it is necessary to understand the initial heat of hydration.
   为了提高水泥的性能，有必要了解初始水化热。