藝術與建築詞典根目錄
....物件層面
........組件 (層級名)
............成分
................<依一般背景區分之組件>
....................扣件
........................<螺栓及螺栓組件>
............................<螺栓組件>
|||................................床用螺栓蓋
................................鎖舌片 (組件)
|||....................................匣式舌孔
|||....................................防塵舌孔
|||....................................榫眼舌孔
|||....................................表面舌孔
|||....................................通用舌孔
............................螺栓 (扣件)
................................<依形式區分之螺栓>
................................<依地點位置或背景脈絡區分之螺栓>