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| 单 重体积: 14 phrases in 9 subjects |
| Business | 1 |
| Desert science | 1 |
| Electronics | 1 |
| Engineering geology | 1 |
| Hydroelectric power stations | 1 |
| International trade | 1 |
| Metallurgy | 2 |
| Plastics | 2 |
| Technology | 4 |
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