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| 改进试验 | |||
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modified test : 20 phrases in 9 subjects |
| Air defense | 2 |
| Aviation | 1 |
| Earth sciences | 3 |
| Electronics | 1 |
| Engineering geology | 1 |
| Oil / petroleum | 1 |
| Space | 3 |
| Sports | 1 |
| Technology | 7 |
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