Bring case shape to change layers of the high-rise building adopt three-dimensional space analyses procedure carry on whole structure analyses by internal force, participate in whole to analyses behind being dispersed roof beam shape case.

• 带箱形转换层高层建筑结构可采用三维空间分析程序(TBSA、SDTB、ETS4、TAT等)进行整体结构内力分析，宜将箱形梁离散后参与整体分析。