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有色金属 : 83 phrases in 17 subjects |
Agriculture | 1 |
Aviation | 1 |
Business | 1 |
Chemistry | 3 |
Company name | 2 |
Earth sciences | 7 |
Ecology | 1 |
Economy | 1 |
Electronics | 3 |
Exhibitions | 2 |
General | 7 |
Management | 1 |
Metallurgy | 28 |
Shipbuilding | 3 |
Steel production | 3 |
Technology | 18 |
Water resources | 1 |