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国家组织 |
national organization : 31 phrases in 15 subjects |
Aviation | 3 |
Bridge construction | 1 |
China | 1 |
Earth sciences | 5 |
Economy | 1 |
Electronics | 3 |
General | 3 |
Librarianship | 1 |
Name of organization | 3 |
Oil / petroleum | 1 |
Space | 4 |
Sports | 1 |
Technology | 2 |
Textile industry | 1 |
United States | 1 |