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| 电动机电刷 | |||
| 电机电刷; 电动机刷 | |||
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motor brush : 24 phrases in 6 subjects |
| Chemistry | 1 |
| Electric machinery | 7 |
| Electronics | 3 |
| Metallurgy | 1 |
| Oil / petroleum | 1 |
| Technology | 11 |
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