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测试 片 : 31 phrases in 10 subjects |
| Aviation | 2 |
| Construction | 1 |
| Drilling | 2 |
| Electronics | 13 |
| General | 2 |
| Oil / petroleum | 1 |
| Pharmacology | 2 |
| Space | 1 |
| Technology | 6 |
| Telecommunications | 1 |
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