联合验算点是并联结构体系可靠度分析中的一个重要概念。
The joint design points is an important concept in reliability analysis of parallel structure systems.
为了简化结构体系可靠度的计算，有必要研究失效相关性问题。
In order to simplify the calculation of structural system reliability, it is necessary to study the problem of failure dependence.
然后采用最佳矢量法求解结构体系可靠度指标约束下的最小重量优化设计问题。
Secondly, the problem of the minimum weight design is resolved by using the optimum vector algorithm under the constraint of the structure system reliability.
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