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1·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。

2·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。 。

3·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。

4·This kind of bridge often uses the construction technique of segmental cantilever installation, which is important to control the deformation of the bridge during the construction stage.

刚构—连续组合梁桥一般采用悬臂浇注，施工中对标高的控制是成桥后线型是否合理的重要保证。

5·Method and technique of segmental prefabrication, transfer gantry hoisting, splicing on arch timbering in construction of Xinyang Shihe River Bridge are introduced.

介绍信阳狮河大桥采用节段预制，龙门桁车提运，拱架上拼装等施工方法和施工工艺。

6·A segmental arch bridge, which was built in AD 610 and still stands, made extensive use of iron clamps between the staves of the arches.

一座建造于610年、至今仍矗立的拱桥，就广泛地利用铁钳来加固桥拱桶板之间的联系。

7·The prestressed concrete continuous rigid frame bridge often adopts the economical and reasonable segmental construction technique with cantilever installation.

预应力混凝土连续刚构桥常常采用经济合理、方便快捷的悬臂现浇施工法。