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
........................<開口與開口結構>
............................開口
................................<依形式區分之開口>
....................................<窗戶與窗戶構造>
........................................窗戶
............................................<依操作方式區分之窗戶>
................................................<提拉窗>
|||....................................................雙提拉窗
|||....................................................單懸窗
|||....................................................三道式提拉窗
|||................................................固定窗