【摘要】 为满足使用要求 ,需要调整舞台设备 ,而原有结构不能承受新增荷载 ,必须进行加固。采用外包钢加固台口柱 ,外套桁架加固屋面大梁 ,取得了较好的效果更多还原

【Abstract】 The stage equipments have to be changed.It is necessary to reinforce the old structure to bear the new load.We strengthen the columns of pedestal with enveloping steel frame and the roofing girders with outer steel truss,and gain satisfactory effects.更多还原