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| 坝顶调节水位的闸决泄板 | |||
| 坝顶挡水闸板 | |||
| 闸板 | |||
| 自动翻板闸门; 挡水闸门; 叠梁闸门; 临时挡水闸门 | |||
| 挡水闸板闸门 | |||
| flashboard: 13 phrases in 4 subjects |
| Hydraulics | 1 |
| Hydroelectric power stations | 1 |
| Shipbuilding | 1 |
| Technology | 10 |
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