heat evolution

• 放热

heat evolution的用法和样例：

例句

1. The rock walls sometimes supply heat, sometimes absorb it.
   岩壁有时放热，有时吸热。
2. This paper reports the experiment on the heat storage-release property of the trihydrate sodium acetate system.
   报道了三水合醋酸钠体系蓄放热性能的实验研究。