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| multiple-coverage | |||
| 多覆盖: 18 phrases in 8 subjects |
| Agriculture | 1 |
| Computer networks | 1 |
| Electronics | 3 |
| Metallurgy | 1 |
| Multimedia | 1 |
| Oil / petroleum | 5 |
| Space | 2 |
| Technology | 4 |
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