卓  新
    （浙江大学土木系 杭州 310027）

[提要]  针对网壳结构的逆作法施工方法，全过程跟踪分析了结构构件在安装期间的施工内力特性及变化规律，得出了网壳结构设计计算必须考虑施工内力的影响等重要结论。
[关键词]  网壳 逆作法安装 施工内力

According to the reverse erection method widely used to erect reticulated shell, the internal forces are analyzed for the member of the structure during complete construction and erection. Some important conclusions are developed.
Keywords: reticulated shell; reverse erection; internal force; construction