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索引 图: 58 phrases in 14 subjects |
Agriculture | 1 |
Automobiles | 2 |
Aviation | 12 |
Earth sciences | 3 |
Electronics | 3 |
General | 1 |
Information technology | 4 |
Multimedia | 1 |
Name of organization | 1 |
Oil / petroleum | 2 |
Project management | 1 |
Space | 2 |
Technology | 24 |
United States | 1 |