以条件概率和数值分析方法为基础，提出了一种新的结构体系可靠度点值估算方法，并通过算例说明了该法的应用。
A new point-evaluation method for structural system reliability analysis is proposed based on conditional probability and numerical analysis method.
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.
一次二阶矩方法是结构可靠度分析的基本方法．一次二阶矩方法的计算精度依赖于验算点附近功能函数的非线性程度。
The first-order second-moment method is fundamental in structural reliability analysis, its accuracy depends upon the nonlinear extent of performance functions around checking point.
结果表明，结构最小抗力点可以作为结构可靠度分析的一个关键点。
The feature of the three methods is analyzed. The idea that the minimum resistance time can be taken as a key point for structural reliability analysis is presented.
结果表明，结构最小抗力点可以作为结构可靠度分析的一个关键点。
The feature of the three methods is analyzed. The idea that the minimum resistance time can be taken as a key point for structural reliability analysis is presented.
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