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科学研究委员 会 : 102 phrases in 17 subjects |
Aviation | 8 |
Earth sciences | 34 |
Ecology | 3 |
Electronics | 7 |
General | 20 |
Geology | 1 |
Name of organization | 10 |
Nautical | 1 |
Navigation | 3 |
Oil / petroleum | 3 |
Shipbuilding | 1 |
Space | 2 |
Technology | 3 |
United Kingdom | 2 |
United Nations | 1 |
United States | 2 |
Water resources | 1 |