n.頂樓的隔間；鑲墻石板
"The simplest stonework is rubBle, roughly Broken stones Bound in mortar. Ashlar work consists of regularly cut Blocks with squared edges." 最簡單的石料加工品是粗石,在研磨機中粗略地破碎的石頭。方石加工品是由整齊地切割出具方形邊緣之石塊所組成。
bastard ashlar 粗琢石, 毛石墻面琢石
hammer dressed ashlar 錘琢石
ashlar piece 砌琢石
coursed ashlar 成層琢石
