The paper mainly analyses the prestressed steel box girder.
本文主要对预应力钢箱梁进行了振动理论分析。
According to the mechanical character of simply supported steel box girder with prestressed tendons, and considering the interaction of tendons and girder, the finite element model is established.
根据预应力简支钢箱梁的受力特性，考虑预应力索与钢箱梁的相互作用，建立了有限元计算模型，有限元计算值与实测值吻合较好。
Construction technology and quality control measures for steel box girder, high-strength bolt, prestressed concrete box girder and inclined cable are briefly introduced.
简要介绍武汉白沙洲大桥主桥上部结构的钢箱梁、高强螺栓、预应力混凝土箱梁、斜拉索的施工工艺和质量控制措施。
Prestressed concrete continuous box girder and steel-concrete composite girder are more and more adopted in construction of highway and railway.
预应力混凝土连续箱梁与钢混结合梁在公路、铁路工程中的应用越来越普及。
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.
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。
On the prestressed concrete(PC) wide Box girder and the steel and concrete joint section of the bridge, the C55 high performance concrete is used.
鄂东长江大桥为混合梁斜拉桥，PC宽箱梁及钢-混凝土结合段采用C55高性能混凝土。
On the prestressed concrete(PC) wide Box girder and the steel and concrete joint section of the bridge, the C55 high performance concrete is used.
鄂东长江大桥为混合梁斜拉桥，PC宽箱梁及钢-混凝土结合段采用C55高性能混凝土。
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