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| 蓄电池负极板 | |||
| 负电极; 负极 | |||
| 负电极; 阴电极 | |||
| 阴极 | |||
| 负［阴］极 | |||
| 阴电极; 负极板 | |||
| negative electrode: 4 phrases in 2 subjects |
| Hydroelectric power stations | 2 |
| Technology | 2 |
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