故障时间

这类系统对服务连续性、数据完整性、短故障时间、长时间运行的技术要求，使高可用系统有了广泛应用的基础。

Highly available systems , which provided service continuity , data integrity , shortly down time and long mission times , are needed for OLTP applications .

一种故障时间，在此期间适合于操作的全部条件都满足，但若功能部件操作则产生不正确的结果。

That part of down time with all environmental conditions satisfied , during which a functional unit would not yield correct results if it were operated .

在两小时的故障时间里约有200名顾客取走现金。随后警方赶到现场，关闭了这台ATM机。

After around 200 residents withdrew money over a two-hour period , police arrived at the ATM to close it off .

500kV线路地线热稳定校验时的故障时间的取值问题

Valuing Failure Time during Check of Ground Wke Thermal Stability of 500 kV Line

其次，还运用可靠性理论，对该产品的可靠性特性进行了初步探讨一方面，科学、客观地评定出了该产品平均无故障时间（MTBF）；

Also , the product reliability characteristics are primarily discussed with reliability theory . On the one hand , the product 's MTBF is evaluated scientifically and objectively .

要满足这一要求，一方面延长平均无故障时间MTBF，另一方面缩短排除故障修理时间MTTR。

To satisfy these requirements , either MTBF ( Mean Time between Failures ) is lengthened or MTTR ( Mean Time to Repair ) is shortened .

在对MTBF（平均无故障时间间隔）保证试验进行严格的数学描述的基础上，利用样本空间排序法找出了MTBF在一定意义下最优的置信下限和置信上限。

On the basis of strict mathematical description about the assurance test , the optimal lower confidence limit and upper confidence limit are found out by the method of arranging order in the sample space .

实验结果表明，与典型的随机放置算法和CRUSH相比，FDPA的平均访问时间更低，平均无故障时间更长。

Simulation results confirm that the average access delay of FDPA is reduced , and the mean time to failure is increased , comparing to the random placement strategy and the CRUSH method .

在此基础上，作者运用SLAM网络模型对该系统进行仿真评估，给出系统平均无故障时间（MTBF）、可用度和有效生产率，并考察了该系统的各组成单元可靠性因素变化对整个系统的影响。

The SLAM network model is used to simulate and evaluate the FMS reliability , and the MTBF as well as the availability and efficient productivity are presented . At last the effect of changing several reliability factors for some units on the whole system is discussed .

基于Arrhenius或逆幂律幂律模型，对恒定应力加速可靠性增长试验（CSARGT）的单独故障时间数据的情况，给出了统计分析方法，并用数值例说明了这些方法。

Based on Arrhenius or inverse power law power law model , the statistical methods analysed individual failure time data of constant stress accelerated reliability growth testing ( CSARGT ) were given , and these methods were illustrated .

平均无故障时间MTBF为449h.平均修复时间MTTR为22.1h.各子系统中，方刀架的可靠性最好，电器系统的可靠性最差；

The mean time between failure ( MTBF ) is 449 hours , and the mean time to repair ( MTTR ) is 22 . 1 hours . ln its subsystems , the MTBF of tool post is smallest and that of electric system is biggest ;

基于神经网络技术的主通风机首次故障时间分析

Analysis on main fan first failure time based on neural network technique

电机的故障时间分布规律研究

Research on failure distribution of electric motor

基于一次开箱不合格和平均无故障时间指标的笔记本电脑质量改进研究

Notebook Computer Quality Improvement Study Based on DOA and MTBF mean time between forced outage

论加速可靠性增长试验（Ⅴ）单独故障时间数据的统计方法

Research on accelerated reliability growth testing ( V ) Statistical methods for individual failure time data

计算细节系数的模极大值进行故障时间定位。

Local modulus maxima of high frequency detail coefficients are calculated to locate the fault time .

调试时间排除故障时间

Trouble shooting manual debugging period

基于该方法，分析了某高可靠长寿命航天机电产品的可靠性、失效率及平均故障时间与失效阈值的关系。

The relations between reliability , failure rate , MTBF and failure threshold are analyzed by this method .

第二类&用于接地故障时间更长的系统及对电缆绝缘性能要求较高的场合。

The second class cable – suitable for more the earthing – block time and more better insulated performa .

第一个部分使用了不依赖于软件故障时间记录的静态预测方法。

The first part is not dependent on the use of a software fault time record of static forecasting methods .

利用此项技术可大大的减少处理故障时间，尽可能减少因停电而给企业造成的经济损失。

This way may reduce the time to deal with failures and the economic losses blackout causes to the enterprises .

物理模拟实验系统电压、电流、阻抗、故障时间都实现了与实际系统的1：1模拟，最大限度地再现了小电流接地系统的单相接地故障。

The voltage , current , impedance and time of the experimental system have all achieved 1:1 simulation to the actual power system .

文中得到了当设备的故障时间和故障间隔时间服从指数分布时有关设备或系统生产可靠度的具体分布规律。

Some reliability results about equipment and system are derived when breakdown interval and repair time of every equipment are subjected to exponential distributions .

算法中对更换维修及最小维修下的随机故障时间的产生进行了研究。

The generation of the failure time was researched based on replacement maintenance and minimal maintenance , and then the simulation algorithm was designed .

这个计算机网络的技术能力和令人赞叹的快速反应，把故障时间减少到最低程度，使我们的涡轮增压器和你的发动机都能不停地运转。

The network 's technical capability and impressively fast response ensures the maximum up-time to keep our turbos and your engines running and running .

针对航空发动机系统可靠性设计问题，建立故障时间分布的概率统计分析方法，编制故障时间数据处理计算机程序。

Aimed at reliability design of aeroengines , a statistic method for analysis of malfunction time is established , and a computer program for implementation described .

经实例验证，该方法能有效的诊断出故障时间和类型，为煤矿主通风机故障诊断的研究作了新的探索。

As proved by example , this way can effectively diagnose the time and type and make possible a new exploration for research about environment detection .

因此，我们需要一个将失败列出优先级，并且告诉我们实际的故障时间，而不是每日构建结果潜在的误导列表的报告。

Therefore , we need a report that prioritizes failures and tells us about actual downtime , versus a potentially misleading list of daily build results .

优良的布线管理可以降低整个网络系统的故障时间，降低网络运行和维护的费用，最终能有效的管理整个网络资源。

Effective cable management can decrease the network failure and the expenditure for network maintenance , and finally realize the efficient management of the whole network resources .

实际上，根据现场获得的数据，首次故障时间并不为零，在二参数威布尔分布可靠性评价的基础上，又提出三参数威布尔分布的可靠性评价，可以更精确地反映出数控机床的各项指标。

Three Weibull distributions are put forward to evaluate the reliability on the basis of two Weibull distributions which can accurately reflect the quality index of CNC lathes .