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文章以某高速公路的一座简支梁桥的25m预应力空心板梁因温度应力产生的裂缝为例,进行了温度应力的分析和计算,并提出了裂缝的预防和弥补的措施。
In this paper, a 25 m prestressed hollow slab beam of a simply supported beam bridge on an expressway is taken as an example to analyze the temperature stress and the calculation is made. The measures to prevent and compensate the cracks are also proposed.