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开 发计划 : 159 phrases in 27 subjects |
Agriculture | 1 |
Animal husbandry | 1 |
Architecture | 2 |
Aviation | 11 |
Business | 14 |
Commerce | 1 |
Consulting | 1 |
Desert science | 2 |
Earth sciences | 13 |
Ecology | 1 |
Economy | 13 |
Electronics | 23 |
General | 1 |
Geology | 1 |
Hydroelectric power stations | 4 |
Information technology | 1 |
International Monetary Fund | 1 |
International trade | 1 |
Mining | 2 |
Name of organization | 10 |
Oil / petroleum | 1 |
Securities | 1 |
Space | 6 |
Technology | 27 |
Telecommunications | 1 |
United Nations | 17 |
United States | 2 |