The torsion steels in two sides(outside and inside) of the arc stair tread need to be reinforced possibly to resist twist moment.
对某改造工程中后增室外弧形楼梯中出现的裂缝进行分析及加固处理。
The torsion steels in two sides(outside and inside) of the arc stair tread need to be reinforced possibly to resist twist moment.
对某改造工程中后增室外弧形楼梯中出现的裂缝进行分析及加固处理。
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