 |
| |||
| hydraulic efficiency (净水头与总水头之比率) | |||
| hydraulical efficiency | |||
| hydraulic efficiency | |||
| |||
| hydraulic efficiency | |||
| 水力效率: 3 phrases in 2 subjects |
| Hydraulics | 1 |
| Hydroelectric power stations | 2 |
|
| |||
| hydraulic efficiency (净水头与总水头之比率) | |||
| hydraulical efficiency | |||
| hydraulic efficiency | |||
| |||
| hydraulic efficiency | |||
| 水力效率: 3 phrases in 2 subjects |
| Hydraulics | 1 |
| Hydroelectric power stations | 2 |