| 2. | Finite element analysis of stability on tapered portal frame structure abstract in recent years , the light gauge steel structure of low - rise buildings are widely used because of their light weight , beauty , convenience - manufacture , easy erection , reliability , and high efficiency 轻型钢结构因其具有重量轻、外形美观、制造方便、施工快捷、质量可靠、建设投资回收快等优点,近年来在我国发展迅速。 |