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| information classifying | |||
| information sorting | |||
| information classification | |||
| 信息分类: 17 phrases in 8 subjects |
| Aviation | 2 |
| Business | 4 |
| Electronics | 3 |
| Hydroelectric power stations | 1 |
| Information technology | 1 |
| Space | 2 |
| Statistics | 1 |
| Technology | 3 |
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