 |
| |||
| efficiency of pump | |||
| efficiency of a pump | |||
| |||
| pump efficiency | |||
| lifting efficiency | |||
| кпд насоса: 9 短语, 6 学科 |
| 技术 | 4 |
| 油田 | 1 |
| 泵 | 1 |
| 能源行业 | 1 |
| 航天 | 1 |
| 钻孔 | 1 |
|
| |||
| efficiency of pump | |||
| efficiency of a pump | |||
| |||
| pump efficiency | |||
| lifting efficiency | |||
| кпд насоса: 9 短语, 6 学科 |
| 技术 | 4 |
| 油田 | 1 |
| 泵 | 1 |
| 能源行业 | 1 |
| 航天 | 1 |
| 钻孔 | 1 |