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| 断开电压 | |||
| off-voltage: 40 phrases in 11 subjects |
| Accumulators | 1 |
| Automobiles | 4 |
| Aviation | 1 |
| Electric machinery | 2 |
| Electronics | 9 |
| Information technology | 3 |
| Metallurgy | 1 |
| Semiconductors | 2 |
| Space | 5 |
| Technology | 11 |
| Telecommunications | 1 |
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