藝術與建築詞典根目錄
....關聯概念層面
........關聯概念
............<科學概念>
................<物理科學概念>
....................<磁學與相關概念>
|||........................磁場
........................磁學
|||............................電磁
|||............................地磁
............................殘磁性
........................<磁學相關概念>
|||............................電子自旋共振
|||............................核磁共振
|||....................吸收係數