It plays a significant role in the analysis of pressure vessel and design of pipes that limit load is adopted as an important parameter to reflect bearing capacity of the structure.
将结构的极限载荷作为反映结构承载能力的一个重要参量，在压力容器及管路的分析设计中具有重要的意义。
Based on limit-state design method in steel structure design principle, the principle and method of phased strengthening design of steel structures strengthened by prestressing is represented here.
以钢结构设计原理中的极限状态设计法或容许应力法为基础，阐述了预应力加固钢结构的分阶段加固设计计算原理和方法。
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