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武汉水利电力学院水工试验大厅(平面40米×70米)的40米跨钢筋混凝土双曲拱板(板面厚5公分,构件平均厚5.28公分)已于今年八月下旬吊装完毕。按筒形薄壳设计,用架空木模预制的单块壳板(平面5米只8米
The 40-meter-span reinforced concrete double-curvature arch (5 cm thick on the board and 5.28 cm thick on average) of the Wuhan Water Conservancy and Electric Power Institute’s hydraulic test hall (plane 40 meters by 70 meters) was hoisted in late August of this year. In accordance with the design of cylindrical shell, prefabricated single shell plate with overhead wood model (plane 5 meters only 8 meters