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可靠性术语

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本文介绍常用可靠性维修性术中英文对照，方便大家使用！可靠性reliability维修性maintainability可用性availability可信性dependability耐久性durability效能effectiveness固有能力capability
修理的产品repaireditem不修理的产品non-repaireditem服务service
规定功能requiredfunction时刻instantoftime时间区间timeinterval持续时间timeduration累积时间accumulatedtime量度measure工作operation
修改(对产品而言modification(ofanitem
维修保障性maintenancesupportperformance失效failure
致命失效criticalfailure非致命失效non-criticalfailure误用失效misusefailure误操作失效mishandlingfailure弱质失效weaknessfailure设计失效designfailure制造失效manufacturefailure
老化失效;耗损失效ageingfailure;wear-outfailure突然失效suddenfailure
渐变失效;漂移失效gradualfailure;driftfailure灾变失效catalepticfailure关联失效relevantfailure非关联失效non-relevantfailure

独立失效primaryfailure从属失效secondaryfailure失效原因failurecause失效机理failuremechanism
系统性失效;重复性失效systematicfailure;reproduciblefailure完全失效completefailure退化失效degradationfailure部分失效partialfailure
故障fault
致命故障criticalfault非致命故障non-criticalfault重要故障majorfault次要故障minorfault误用故障misusefault误操作故障mishandlingfault弱质故障weaknessfault设计故障designfault制造故障manufacturingfault
老化故障;耗损故障ageingfault;wear-outfault程序敏感故障programme-sensitivefault数据敏感故障data-sensitivefault
完全故障;功能阻碍故障completefault;function-preventingfault部分故障partialfault持久故障persistentfault间歇故障intermittentfault确定性故障determinatefault非确定性故障indeterminatefault潜在故障latentfault系统性故障systematicfault故障模式faultmode故障产品faultyitem差错error失误mistake
工作状态operatingstate

不工作状态non-operatingstate待命状态standbystate
闲置状态;空闲状态idlestate;freestate不能工作状态disablestate;outage外因不能工作状态externaldisabledstate
不可用状态;内因不能工作状态downstate;internaldisabledstate可用状态uptime忙碌状态busystate致命状态criticalstate
维修maintenance
维修准则maintenancephilosophy维修方针maintenancepolicy
维修作业线maintenanceechelon;lineofmaintenance维修约定级indenturelevel(formaintenance维修等级levelofmaintenance预防性维修preventivemaintenance修复性维修correctivemaintenance受控维修controlledmaintenance计划性维修scheduledmaintenance非计划性维修unscheduledmaintenance
现场维修on-sitemaintenance;insitsmaintenance;fieldmaintenance非现场维修off-sitemaintenance遥控维修remotemaintenance自动维修automaticmaintenance逾期维修deferredmaintenance
基本的维修作业elementarymaintenanceactivity维修工作maintenanceaction;maintenancetask修理repair
故障识别faultrecognition故障定位faultlocalization故障诊断faultdiagnosis故障修复faultcorrection

功能核查functioncheck-out恢复restoration;recovery监测supervision;monitoring维修的实体maintenanceentity
影响功能的维修function-affectingmaintenance妨碍功能的维修function-preventingmaintenance减弱功能的维修function-degradingmaintenance不影响功能的维修function-permittingmaintenance
维修时间maintenancetime
维修人时MMH;maintenanceman-hour实际维修时间activemaintenancetime预防性维修时间preventivemaintenancetime修复性维修时间correctivemaintenancetime
实际的预防性维修时间activepreventivemaintenancetime实际的修复性维修时间activecorrectivemaintenancetime未检出故障时间undetectedfaulttime
管理延迟(对于修复性维修administrativedelay后勤延迟logisticdelay
故障修复时间faultcorrectiontime技术延迟technicaldelay核查时间check-outtime
故障诊断时间faultdiagnosistime故障定位时间faultlocalizationtime修理时间repairtime工作时间operatingtime不工作时间non-operatingtime需求时间requiredtime无需求时间non-requiredtime待命时间standbytime闲置时间idletime;freetime不能工作时间disabledtime不可用时间downtime
累积不可用时间accumulateddowntime
外因不能工作时间externaldisabledtime;externallosstime

可用时间uptime
首次失效前时间timetofirstfailure失效前时间timetofailure
失效间隔时间timebetweenfailures
失效间工作时间operatingtimebetweenfailures恢复前时间timetorestoration;timetorecovery
使用寿命usefullife
早期失效期earlyfailureperiod
恒定失效密度期constantfailureintensityperiod恒定失效率期constantfailurerateperiod耗损失效期wear-outfailureperiod瞬时可用度instantaneousavailability瞬时不可用度instantaneousunavailability平均可用度meanavailability平均不可用度meanunavailability渐近可用度asymptoticavailability稳态可用度steady-stateavailability渐近不可用度asymptoticunavailability稳态不可用度steady-stateunavailability渐近平均可用度asymptoticmeanavailability渐近平均不可用度asymptoticmeanunavailability平均可用时间meanuptime
平均累积不可用时间meanaccumulateddowntime可靠度reliability
瞬时失效率instantaneousfailurerate平均失效率meanfailurerate
瞬时失效密度instantaneousfailureintensity平均失效密度meanfailureintensity
平均首次失效前时间MTTFF;meantimetofirstfailure平均失效前时间MTTF;meantimetofailure
平均失效间隔时间MTBF;meantimebetweenfailures
平均失效间工作时间MOTBF;meanoperatingtimebetweenfailure失效率加速系数failurerateaccelerationfactor失效密度加速系数failureintensityaccelerationfactor

维修度