The effect factors on the parameter of torsional irregularity were analyzed. The conclusion provides theory basis to torsional resistance design of structures under earthquake.
对扭转不规则系数的主要影响因素进行了分析，为地震作用下结构的抗扭设计提供了理论依据。
2
On the basis, according to China's present two stages of seismic design method, the structure of the performance under severe earthquake is analyzed.