由中国土木工程学会桥梁及结构工程学会空间结构委员会主办的第五届空间结构学术交流会,将于1990年7月下旬在甘肃省兰州市举行,目前征集论文的工作已展开。会议内容包括建筑中采用的网架、网壳、悬索、薄壳、膜结构以及贮液池、筒仓、料斗、塔架等,有关议题为:(1)新概念、新方案以及新型体系、节点;(2)结构计算,理论分析与试验; The 5th Academic Forum on Spatial Structure, sponsored by the Space Structure Committee of the China Civil Engineering Society’s Bridge and Structural Engineering Society, will be held in Lanzhou, Gansu Province in late July 1990. The current work for thesis collection has commenced. The conference includes the grids, lattice shells, suspension cables, shells, membrane structures, reservoirs, silos, hoppers, towers, etc. used in the buildings. The related topics are: (1) New concepts, new programs, and new systems , Nodes; (2) Structural calculations, theoretical analysis and experiments;