bridge girder

基本解释

It is the wide application of P. C. continuous curved box-girder bridge which has become an important bridge style in the transportation infrastructure.
预应力混凝土连续曲线箱梁桥应用日益广泛，已经成为现代交通基础设施的重要桥型。
The author then explains the basic principle of this project and lists problems to be settled while designing the bridge girder-erecting machine and girder vehicle.
经过多种方案的比较和分析，认为运梁车，架桥机施工方案为最佳。
Single-girder bridge by a single main beam and in the end beam span both sides of the composition, dual-beam bridge consists of two main beams and side beams formed.
单主梁桥架由单根主梁和位于跨度两边的端梁组成，双梁桥架由两根主梁和端梁组成。