| |||
| 维修平均间隔时间; 平均无维修工作时间 | |||
|
Mean Time Between Service : 5 phrases in 3 subjects |
| Electronics | 3 |
| Rail transport | 1 |
| Telecommunications | 1 |
| |||
| 维修平均间隔时间; 平均无维修工作时间 | |||
|
Mean Time Between Service : 5 phrases in 3 subjects |
| Electronics | 3 |
| Rail transport | 1 |
| Telecommunications | 1 |