普通的相变是在有限的温度下发生的,而这都源于热力学系统中能量和熵的竞争。
回答: 量子场论:薛定谔方程 replaced by 场算符 相对论中不存在超距作用,所以没有势能的概念。势用场的概念来代替,场当然同时
由 marketreflections
于 2011-02-27 18:15:50
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