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| 分区运费率 | |||
| group rate: 17 phrases in 10 subjects |
| Agriculture | 1 |
| Animal husbandry | 2 |
| Business | 4 |
| Computer networks | 1 |
| Economy | 2 |
| Electronics | 1 |
| Information technology | 1 |
| International Monetary Fund | 1 |
| Marketing | 1 |
| Technology | 3 |
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