| 1. | We can not calculate the reliability characters of the products unless we know their failure distribution 只有知道了产品的失效分布类型及其参数值,才能计算产品的各个可靠性特征量。 |
| 2. | In this paper , the evaluation methods of the reliabi lity characters of the products of electrical engineering are studied 本文对电工产品可靠性特征量的评估方法进行了深入的研究。 |
| 3. | But the reliability characters of the products of electrical engineering are determined by their failure distribution 而电工产品的可靠性特征量与电工产品的失效分布类型以及分布的参数密切相关。 |
| 4. | A modificatory mle model has been put forward to reduce the estimate error of reliability characteristic parameter in case of the little fail data 本文提出一个极大似然估计( mle )的修正模型( mmle ) ,以减小采用mle在小子样情况下可靠性特征量的估计误差。 |
| 5. | A bayes method and a classic method have also been put forward in this paper , which are used to estimate the reliability characteristic parameter in case of the zero fail data 本文还将提出采用分级bayes方法对电器无失效数据进行可靠性特征量的点估计。为寻求无失效数据的区间估计算法,本文给出一种构造置信下限的经典方法。 |
| 6. | Reliability assessments are structured using the cascaded inference framework from behavioral decision theory , and combined using rule in order to determine the inferential value of external audit work 根据行为决策理论运用串联推断模型将可靠性评价结构化,同时借助贝叶斯法则将可靠性特征联合起来,以决定外部审计报告的推断值。 |
| 7. | In the theory research and application work of the reliability of the products of electrical engineering , we wish to find the accurate calculating formula about the reliability characters of the products of electrical engineering easily 在电工产品可靠性理论研究与应用工作中,我们希望能找到电工产品可靠性特征量的准确而方便的计算公式。 |
| 8. | In the actual works , the failure distribution of the products of electrical engineering can not be determined easily . so we can hardly calculate the reliability characters of the products of electrical engineering accurately 但在实际工作中,电工产品的失效分布类型及其参数值常常是很难准确确定的,因而我们很难准确地计算出电工产品的各个可靠性特征量的数值。 |
| 9. | The rcd has three failure modes the reject - operation , the wrong - operation and the malfunction of handle . the reliability check should consider this characteristic and these failure modes . the success ratio r and the failure ratio a are applied as reliability criterion of rcd 首先,针对漏电保护器不频繁动作的保护电器的工作特点以及发生拒动、误动故障及操作故障三类故障的失效模式,采用保护成功率r和失效率作为可靠性特征量,并给出了可靠性特征量的估计方法。 |
| 10. | The rcd has three failure modes the reject - operation , the wrong - operation and the malfunction of handle . the reliability check should consider this characteristic and these failure modes . the success ratio r and the failure ratio a are applied as reliability criterion of rcd 首先,针对剩余电流动作保护器是不频繁动作的保护电器的工作特点以及发生拒动、误动故障及操作故障三类故障的失效模式,提出了采用保护成功率及和操作故障率作为可靠性特征量,并提出了可靠性特征量的估计方法。 |