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| 馆藏记录; 单册记录; 单件记录; 卷册记录 | |||
| 项目记录 | |||
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item record : 8 phrases in 5 subjects |
| Aviation | 3 |
| Electronics | 1 |
| Management | 2 |
| Technology | 1 |
| Textile industry | 1 |
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