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| 压力落差; 压力降 | |||
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| 降落水头; 跌落水头 | |||
| 落差 | |||
| 降水头 | |||
| 压头高度 | |||
| 落差 (of water); 下降水头 (of water); 降落水头 (of water); 压头高度 (of water); 压头差 (of water); 跌落水头 (of water) | |||
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fall-head : 14 phrases in 5 subjects |
| Bridge construction | 4 |
| Engineering geology | 3 |
| Hydroelectric power stations | 2 |
| Refrigeration | 1 |
| Technology | 4 |
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