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同步数据 |
synchronous data : 49 phrases in 13 subjects |
Agriculture | 1 |
Air defense | 1 |
Aviation | 2 |
Earth sciences | 1 |
Electronics | 16 |
Information technology | 6 |
Metallurgy | 1 |
Multimedia | 3 |
Oil / petroleum | 1 |
Rail transport | 1 |
Space | 6 |
Technology | 7 |
Telecommunications | 3 |