 |
| |||
| closed-circuit oiling; closed circuit lubrication; closed-circuit oil system; closed-circuit lubrication | |||
| замкнутая система смазки: 2 短语, 2 学科 |
| 后勤 | 1 |
| 机械工具 | 1 |
|
| |||
| closed-circuit oiling; closed circuit lubrication; closed-circuit oil system; closed-circuit lubrication | |||
| замкнутая система смазки: 2 短语, 2 学科 |
| 后勤 | 1 |
| 机械工具 | 1 |