机译:
School of Naval Architecture, Ocean and Civil Eng. , Shanghai Jiaotong Univ. , Shanghai 200030, China;
School of Naval Architecture, Ocean and Civil Eng. , Shanghai Jiaotong Univ. , Shanghai 200030, China;
Beijing Inst. of Architectural Design, Beijing 100045;
School of Naval Architecture, Ocean and Civil Eng. , Shanghai Jiaotong Univ. , Shanghai 200030, China;
long-span steel arch structure; nonlinearity; buckling; instability;