基于总能系统集成思想和方法，本文阐述了分布式能量系统的主要特点和本质特征本质上是总能系统； 高度集成性，具有提高效率的最大潜力；

On the basis of the integration idea of total energy system, this paper analyzes the essential characteristics of distributed energy system(DES) as follows: DES is essentially total energy system;

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If you looked at heteronuclear molecules and you wanted to compute the bond energy, you might start with the bond energies of the two constituents.

如果你看那些相同电子的分子,你想计算共享能，你也许会从,两个组成部分的总能量。

麻省理工公开课 - 固态化学导论课程节选