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| 定压电动机; 恒压电动机 | |||
| 恒定电压电动机; 定电压电动机 | |||
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| 恒电压电动机 | |||
| 恒压电动机 | |||
| constant- voltage motor: 3 phrases in 3 subjects |
| Electric machinery | 1 |
| Metallurgy | 1 |
| Technology | 1 |
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