溶化时需要融解热，所以冷；结冰时释放冷凝热，所以反而不太冷。

来源: 老生常谈12 于 2019-10-19 14:06:05 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

WENXUECITY.COM does not represent or guarantee the truthfulness, accuracy, or reliability of any of communications posted by other users.