In this paper, with the project ofGuangdong Science Center (GDSC) as background, IGP as a stiffened measure of is firststudied by full scale test in china, and this stiffened measure is checked.

• 本文以广东科学中心工程为背景，首次对内置加强板加强型相贯圆钢管节点进行了足尺试验研究，检验了这种新型加强措施。