College of Civil Engineering and Architectural Jiangsu Open University Nanjing 210036 China;
College of Civil Engineering and Architectural Jiangsu Open University Nanjing 210036 China;
College of Civil Engineering and Architectural Jiangsu Open University Nanjing 210036 China;
College of Civil Engineering and Architectural Jiangsu Open University Nanjing 210036 China;
Plane Irregular structure; Elastic-plastic; Acceleration response; Seismic performance; Weak component;