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太原某厂扩建工程中使用了3×12米预应力拱型屋面板,由一机部第一设计院设计,山西省第四建筑工程公司三队施工。这是一种带有两弧形肋的短壳预应力拱型屋面板,外型尺寸和构造见图1。
A 3×12m prestressed arched roof panel was used in the expansion project of a factory in Taiyuan. It was designed by the No. 1 Design Institute of the No. 1 Machine Division and the No. 3 Team of the No. 4 Construction Engineering Company of Shanxi Province. This is a short-shell, pre-stressed arched roof with two curved ribs. The dimensions and construction are shown in Figure 1.