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1·Reasons caused the cracks of prestressed concrete bridge are analyzed.

分析了预应力混凝土桥梁裂缝的成因；

2·The construction is prestressed concrete and is coated with steel shell.

整个结构采用预应力混凝土结构，外部包钢壳。

3·The stiffening beams of the side spans are prestressed concrete box beams.

主跨加劲梁为钢箱梁，边跨加劲梁为预应力混凝土箱梁。

4·It is suitable for prestressed concrete components with different degrees.

对于任意程度的预应力混凝土构件均适用。

5·Prestressed concrete hollow-core slab is a widely used structural element.

预应力圆孔板是被广泛采用的一种楼面构件。

6·The ductility can be improved by adopting partial prestressed concrete section.

采用部分预应力混凝土截面能有效改善延性。

7·The prestressed concrete voided slab is liable to produce crack in construction.

预应力混凝土空心板在施工过程中，易产生裂缝。

8·The unbonded prestressed concrete flat beam frame can meet the aseismic requirement.

无粘结预应力混凝土扁梁框架应当可以满足抗震要求。

9·Unbond prestressed concrete wide flat beam-slab structure is a new type of floor system.

无粘结预应力混凝土扁梁-平板结构体系是一种新型的楼盖体系。

10·The paper expounded a method to analyzing B parts stress of portion prestressed concrete.

阐述一种分析部分预应力混凝土B类构件应力的方法。