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美 国 规范 : 25 phrases in 12 subjects |
| Aviation | 5 |
| Chemistry | 4 |
| Drilling | 2 |
| Earth sciences | 1 |
| Economy | 1 |
| General | 2 |
| Librarianship | 1 |
| Oil / petroleum | 2 |
| Plastics | 2 |
| Technology | 3 |
| Telecommunications | 1 |
| Textile industry | 1 |
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