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
........................<柵欄與柵欄構件>
............................柵欄 (柵欄構件)
................................水壩 [N]
....................................<依形式區分之水壩>
....................................<依功能區分之水壩>
....................................<依結構區分之水壩>
|||................................隱籬 [N]
............................<柵欄構件>
................................<欄杆、扶手及其結構>
|||................................鐵柵
................................格柵 (柵欄構件)
|||................................護欄
................................格子
|||................................支柱 (柵欄構件)
|||................................十字轉門