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| compact disc | |||
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激 光盘 : 40 phrases in 11 subjects |
| Agriculture | 1 |
| Aviation | 1 |
| Chemistry | 5 |
| China | 1 |
| Electronics | 11 |
| Information technology | 3 |
| Multimedia | 1 |
| Project management | 1 |
| Space | 3 |
| Technology | 3 |
| Telecommunications | 10 |
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