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| 试验电动机 | |||
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test motor : 37 phrases in 10 subjects |
| Automobiles | 2 |
| Aviation | 6 |
| Business | 1 |
| Electronics | 1 |
| General | 2 |
| Oil / petroleum | 1 |
| Shipbuilding | 3 |
| Space | 8 |
| Sports | 2 |
| Technology | 11 |
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