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| hierarchical organization | |||
| hierarchic organization | |||
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等级 结 构 : 17 phrases in 7 subjects |
| Animal husbandry | 1 |
| Bridge construction | 1 |
| Hydroelectric power stations | 2 |
| Information technology | 1 |
| Securities | 1 |
| Technology | 10 |
| Telecommunications | 1 |
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