藝術與建築詞典根目錄
....物件層面
........組件 (層級名)
............成分
................<依特定背景區分之組件>
....................建築元素
........................<結構元素與結構元素構造>
............................<結構元素構造>
................................<輕捷與平台式骨架構造>
|||....................................丁磚 (結構組件)
|||....................................隔層橫木
....................................板塊
|||........................................底木
........................................承樑板 (結構元素構造)
|||....................................未加工的窗檯板
|||....................................間柱 (結構組件)
|||....................................承接樑
................................<拱券、圓頂或拱頂構造>
|||....................................拱冠
|||....................................拱外弧面
|||....................................拱內弧面
....................................拱肋
....................................楔石