• Situation number two is I take the same number, and I make a row. They are all in one row.

    状态二我将采用同样的数字,并且我做了一个箭头,它们全部都在一列上。

    麻省理工公开课 - 固态化学导论课程节选

  • And what I am going to do is say start with this ion, add up the energy associated with the interactions between that ion and everybody else in the row and then multiply it by Avogadro's number, because that is the number of atoms there are in a row.

    接下来我要从这一离子开始,加上相互作用的能量,也就是这一离子,和其它所有在这一行的离子之间的能量,再乘以阿伏加德罗常数,因为这是在一行的原子的数量。

    麻省理工公开课 - 固态化学导论课程节选

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