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山东体育馆比赛馆的屋盖是采用大型金属网架结构,其型式为平板型双向正交斜向空间钢管网架。整个网架预先在地面上用572个空心钢球与2000余根钢管焊接拚装而成。网架长74.1米,宽62.7米,高4.0米,网格为4.03米,中间起拱1.2米。本
The roof of the Shandong Stadium Gymnasium is a large-scale metal grid structure, and its type is a flat plate bidirectional orthogonal oblique space steel pipe network frame. The entire grid was pre-assembled on the ground with 572 hollow steel balls and more than 2,000 steel pipes. The network has a length of 74.1 meters, a width of 62.7 meters, a height of 4.0 meters, a grid of 4.03 meters and an arch of 1.2 meters in the middle. this