对这两种极限状态，应分别采用随机事件和模糊随机事件概率的数学模型进行其可靠度分析。
The mathematical models of probability of random event and fuzzy random event should be taken to analyze the reliability of a structure for these two kinds of limit state.
因此，研究雨水管网的可靠性，采取基于可靠性理论的概率极限状态设计法来设计雨水管网有着重要的实际意义。
So studying reliability of rainwater pipe network and adopting probability limit state design method based on reliability theory to design rainwater pipe network have important actual meanings.
这些强度的统计参数和标准值可供按概率极限状态设计方法分析煤矸石轻骨料混凝土各基本构件使用或参考。
Every statistical parameter and standard value can be used or consulted in using design method of probability ultimate state to analyse coal gange light aggregate concrete basic products.
对铁路桥梁浅基础采用以可靠性理论为基础的概率极限状态设计方法进行了分析研究。
Probability ultimate state design methods for railway bridge shallow foundations designed on the basis of reliability theories are analyzed and studied.
基于极限状态函数矩估计的失效概率计算，提出一种新的可靠性灵敏度分析方法。
Based on the moment estimation of limit state function for calculation of failure probability, a new reliability sensitivity analysis method is presented.
门式刚架结构采用以概率理论为基础的极限状态设计方法。
Ultimate status design methods based on probability theory are presented in design of gabled steel frame.
从理论上证明角焊缝连接的折算方法满足概率极限状态设计的要求。
It is also proved theoretically that the deduced method for fillet weld connections meets the requirements of the probabilistic limit states design procedures.
从理论上证明角焊缝连接的折算方法满足概率极限状态设计要求。
It is also proved theoretically that the deduced method for fillet weld connections meets the requirement of the probabilistic limit state design procedures.
从折减后安全系数的极限状态中，计算出不同最大可能安全系数的临界变异系数和临界破坏概率。
From limit state of reduced safety factor, critical failure probabilities and variation coefficients corressponding different maximum possible safety factors were calculated.
并以此为功能要求，提出了以概率理论为基础的轨道极限状态设计方法。
With these as functional requisitions, the limit-state design method for tracks is proposed on the basis of probability theory.
当前的工程结构设计，在国内的结构设计规范中，多已采用以概率理论为基础的极限状态设计法。
Most of recent domestic design codes of engineering structures have adopted the Probability-Based Limit State design Method.
介绍了概率极限状态设计法在确定地基承载力中的应用，可供工程实践之参考。
The application of probabilistic limit state method in confirming the bearing capacity of foundation soil is introduced. It can be used as reference in engineering application.
对于极限状态的模糊性，基于概率积分法研究了模糊破坏概率及模糊随机可靠指标的求解方法。
For the consideration of the fuzziness of limit states, the method of probabilistic integral is used for the calculation of fuzzy failure probability and fuzzy random reliability index.
引入概率的极限状态设计概念，研究JC法推求梯级水库设计洪水的理论。
The probabilistic design conception on limit state was introduced, and the theory using the JC method to compute the cascade reservoir's design flood was studied.
由截面各类复合内力的极限状态建立截面破坏的各类功能函数，导出了各类功能函数的梯度向量计算公式，以及破坏概率计算的迭代、递推公式。
The formula of the gradient vector of every performance function is derived, and the iterative and recurrence formulas of collapse probability of section are obtained.
由截面各类复合内力的极限状态建立截面破坏的各类功能函数，导出了各类功能函数的梯度向量计算公式，以及破坏概率计算的迭代、递推公式。
The formula of the gradient vector of every performance function is derived, and the iterative and recurrence formulas of collapse probability of section are obtained.
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