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识别信息 : 20 phrases in 10 subjects |
| Automobiles | 3 |
| Aviation | 1 |
| Business | 1 |
| China | 1 |
| Electronics | 6 |
| Metallurgy | 1 |
| Nautical | 1 |
| Oil / petroleum | 1 |
| Space | 3 |
| Telecommunications | 2 |
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