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项目项 号 : 36 phrases in 14 subjects |
| Automobiles | 1 |
| Aviation | 16 |
| Commerce | 1 |
| Ecology | 1 |
| Economy | 3 |
| Electronics | 2 |
| Librarianship | 1 |
| Management | 1 |
| Multimedia | 1 |
| Oil / petroleum | 1 |
| Securities | 1 |
| Space | 1 |
| Technology | 5 |
| Textile industry | 1 |
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