1) average life-time distribution
平均寿命分布
2) average life
平均寿命
1.
Through investigation,the authors figure that the average lifetime of the concrete dams in China is about 30-50 years.
阐述了坝工混凝土及其建筑物寿命的现状 ,指出国外坝工界认为混凝土坝的耐久寿命至少为 10 0 a,而我国混凝土坝的平均寿命为 3 0～ 5 0 a,2 1世纪我国将要付出高昂代价去加固修复病坝、危坝。
2.
In this paper a topologic analysis on the reliebility index system for power plant s protective devices is outlined, in it proposed a concept and algorithm on average life s corrent value to refrain from some weakness of the average life value.
对电站保护装置可靠性指标体系引用拓扑理论进行了概要分析，其中针对平均寿命值的弊端提出了平均寿命当时值的概念及算法。
3) Mean life
平均寿命
1.
This paper applys Bayes method and historic testing datas and the informations provived by industral technique to make Bayesian demostration test sampling plans of mean life θ=1/λ,thus decreasing working times.
采用Bayes方法,利用历史试验数据及工程技术经验所提供的先验信息,制订了平均寿命θ=1/λ的Bayes验证试验抽样方案,以达到减少试验工作量的目的。
2.
Aiming at the problem how to determine whether the samples are IID, this paper analyzes the test of IID samples and discusses the statistic analysis of reliability under IID and non-IID conditions by taking the mean life for example.
如何判别样本是独立同分布 ?针对此问题 ,本文讨论了样本独立同分布的检验 ,并以平均寿命为例 ,对样本独立同分布和非独立同分布条件下可靠性统计分析进行了讨论。
3.
This paper gives an assessment method for the mean life of complex system based on component test information.
提出了一种利用复杂系统组成设备的试验信息,对复杂系统平均寿命进行综合评估的方法。
4) mean time to failure
平均寿命
1.
In this paper,a new approach which combines the least-square method with Bayes theorem,takes advantage of the parameter estimation for single Weibull distribution was developed to estimate the mean time to failure and the reliability estimation of the mixed Weibull population.
通过联合运用最小二乘法、贝叶斯定理和对单一威布尔分布的参数估计法,对服从混合威布尔分布的电工产品平均寿命及可靠度进行了估计,并结合实际试验数据进行了计算。
2.
The estimation of the median lifetime and the mean time to failure and the confidence limits of the mean time to failure of electrical products were given.
联合利用中位秩及最小二乘法给出了估计威布尔分布参数的一种新方法,给出了电工产品中位寿命、平均寿命及平均寿命置信限的估计,并结合实际试验数据进行了计算。
3.
In the theory research and application work of the reliability, we wish to find the accuratecalculating formula about the mean time to failure of the products easily.
在可靠性理论研究与应用工作中,需要计算产品平均寿命。
5) MTTF
平均寿命
1.
Monte Carlo Method of MTTF Evaluation for Large Complex System;
大型复杂系统平均寿命评定的Monte Carlo方法
2.
The MTTF s evaluation of large-scale complex system with MATLAB and monte carlo;
用MATLAB实现蒙特卡罗法评定大型复杂系统平均寿命
3.
We derive the reliability and MTTF of the system.
当开关寿命服从指数分布时,我们得出系统的可靠度和平均寿命。
6) average lifetime
平均寿命
1.
Efforts have been made by employing reliability theory to determine the reliability failure rate of vacuum electronic devices in terms of failure rate and average lifetime,By comparing the failure models in the new edition of electronic equipment reliability prediction handbook(GJB299B) with the old edition(GJB 299 A), it has been proved that the prediction failure model.
以磁控管现场使用数据和失效模式为基础，根据真空电子器件失效率或平均寿命等可靠性指标的考核方法，对新版（ＧＪＢ２９９Ｂ）电子设备可靠性预计手册中的失效率模型与旧版（ＧＪＢ２９９Ａ）进行了验证对比。
2.
Deducing the uncertainty in energy of one dimensional harmonic oscillator equals zero, and average lifetime equals infinity.
推出一维谐振子的能级的能量不确定范围等于零,能级的平均寿命等于无穷大。
3.
The analytic expressions of the reliability and the average lifetime of the system are obtained.
研究了由3个部件组成的温贮备不可修系统,在转换开关不完全可靠的情形下建立了系统模型,推导出系统可靠度和平均寿命的解析表达式。
补充资料：平均
①一致；统一：平均如一｜天下平均，合为一家。②均匀；无轻重或多少之分：平均分配｜平均主义。③将总数按份儿均匀计算：平均数｜平均成绩｜平均工资。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条