计算结果表明:跨中截面上下缘应力计算值与试验值误差在5%左右,跨中挠度误差在1%左右。
The result indicated that, the section upper and lower reason stress error is about 5% while stepping, the deflection error, about 1%.
在已建设的众多预应力混凝土空心板桥梁中,存在出现混凝土裂缝、跨中挠度过大及因施工质量问题而造成废梁等问题。
Some problems such as concrete cracking, bigger deflection of span and abandoned beams caused by construction quality have appeared in the completed prestressed concrete voided slab Bridges.
主梁截面面积变异对斜拉桥跨中挠度和尾索索力具有显著的影响。
The variation of sectional area of girders has influence to the deflection of cable-stayed Bridges at the middle of span and forces of cables anchored at the end of side span.
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