波形钢腹板作为一种新型的结构用于体外预应力箱梁中，必须对这种组合结构的各个关键部分进行详细的研究。
The corrugated webs are new structures which be used in external prestressed Bridges. To research the key ports of the structures is obligatory.
张弦梁结构是由弦、撑杆和抗弯受压构件组合而成的新型结构体系，是通过在弦中施加预应力来改善抗弯受压构件受力性能的自平衡体系。
Beam string structures are a new type of space structure, which composed of strings, struts and moment-resistant elements such as beams and, arches.
波形钢腹板PC箱梁结构是一种新型的钢-预应力混凝土组合结构，由于其自身的诸多优点应用日趋广泛。
PC box girder with corrugated steel web is a new type of steel-prestressed concrete composite structure, which is used widely because of its many advantages.
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