| English | eng-000 |
| mean time to failure | |
| 普通话 | cmn-000 | 平均故障间隔期 |
| 普通话 | cmn-000 | 平均无故障时间 |
| 普通话 | cmn-000 | 故障前平均时间 |
| Deutsch | deu-000 | mittlere Zeit bis zum Ausfall |
| English | eng-000 | MTTF |
| English | eng-000 | mean downtime |
| English | eng-000 | mean free error time |
| English | eng-000 | mean time before failure |
| English | eng-000 | mean time between failures |
| hrvatski | hrv-000 | srednje vrijeme do kvara |
| русский | rus-000 | наработка на отказ |
| русский | rus-000 | среднее время наработки на отказ |