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subject heading |
主题 标题 : 42 phrases in 13 subjects |
Advertising | 3 |
Aviation | 2 |
Business | 2 |
Electronics | 1 |
Information technology | 1 |
International trade | 1 |
Librarianship | 17 |
Management | 1 |
Name of organization | 4 |
Nautical | 1 |
Technology | 3 |
Telecommunications | 3 |
Work flow | 3 |