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>
................................<結構系統>
....................................纜索結構
........................................懸掛結構
|||............................................雙纜結構
............................................懸索屋頂 [N]
|||................................................天幕
........................................懸臂屋頂
|||............................................斜張橋 [N]