n. voussoir
misc. arch stone
各块拱石之间由咬铁相连接。
Stone arches between each block is connected by rail to bite.
清名桥是著名的横跨在古运河上的单拱石桥。
Qing Ming bridge is a famous one-arched stone bridge across the Grand Canel.
有水平拱背和水平的内弧面的互相支撑的拱石的拱。
An arch with mutually supporting voussoirs that has a straight horizontal extrados and intrados.
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