【摘要】 以某加层改造工程为背景,在满足安全、经济、方便施工,尽量不影响业主正常使用的前提下,通过对8种完全分离式外套钢框架加层结构的力学性能、耗钢量、施工难度、对业主影响程度等指标进行系统分析研究,为进一步设计提供依据,供类似工程参考。更多还原

【Abstract】 For the background of layer renovation project, under the premise of meeting the convenience, safe and economic construction and without affecting the normal USE, through analysing mechanical properties, steel consumption, construction ditficultg and affeet on the owers of 8 kinds ampletely separated jacket frame layer stnuture,.this provides a basis for the further design and similar projects.更多还原