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| an auxiliary record | |||
| auxiliary record; subsidiary record | |||
| supporting record | |||
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辅助记录 : 15 phrases in 7 subjects |
| Aviation | 2 |
| Commerce | 1 |
| Electronics | 3 |
| Geophysics | 1 |
| Information technology | 1 |
| Space | 2 |
| Technology | 5 |
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