The earliest european segmental arch bridge was built at florence in1345.
欧洲最早的拱桥是1345年在佛罗伦萨建成的。
The earliest European segmental arch bridge was built at Florence in 1345.
欧洲最早的拱桥是1345年在佛罗伦萨建成的。 。
The earliest European segmental arch bridge was built at Florence in 1345.
欧洲最早的拱桥是1345年在佛罗伦萨建成的。
应用推荐