portal framed structure meaning in English

门架式结构
门式刚架结构

In - plane stability performance of portal frame structures with different ratio of depth to span
均布荷载作用下门式刚架的平面内稳定性能
By use of the fem program , the paper contrasts the differences of static calculation and stability analysis results of tapered portal frame structure analyzed by uniform section beam elements and tapered section beam elements respectively
利用该程序，比较了分别用等截面梁元和变截面梁元对变截面刚架进行静力计算与平面内稳定性分析的差异。
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。