顶石 山墙顶石

apexstone  detail>>

山墙顶石

apex stone termed saddle stone termedsaddlestone  detail>>

墙顶石盖板

weather slating  detail>>

山墙压顶石

gable coping  detail>>

顶石

apex block apex stone capstone crowning stone saddle stone topstone  detail>>

盖顶石

capping capstone coping stone tablet  detail>>

拱顶石

arcade key arch apex arch crown block arch key stone choke aggregate crown ...  detail>>

压顶石

cap stone capping stone capstone coping stone top stone  detail>>

柱顶石

capital stone summer beam  detail>>

拔顶石油

topped petroleum  detail>>

墩台石；盖顶石

coping stone  detail>>

盖顶石；墩台石

coping stone  detail>>

拱顶石, 楔石, 重点

keystone  detail>>

拱顶石层

key course keystone layer  detail>>

冠顶, 拱顶石

crown  detail>>

炉顶石墨

roof carbon  detail>>

切顶石墨锥

salamander  detail>>

屋顶石棉毡

asbestos roofing felt  detail>>