一组相关联的结构模型

A Set of Related Model Structures

中学课本列举的一些常见分子及典型晶体的晶胞之间,往往有相互关联的结构相似性,恰当运用这些联系,对教师的教学有积极的帮助,有利于学生深刻的理解和掌握知识。

There are related structural similarities among molecules or crystal cell units illustrated in the textbooks of secondary schools. Effective application of these similarities can facilitate the students' understanding and grasp of the knowledge.