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选 矿 : 483 phrases in 21 subjects |
Aviation | 1 |
Business | 2 |
Chemistry | 4 |
Construction | 1 |
Earth sciences | 24 |
Ecology | 4 |
Economy | 1 |
Electronics | 3 |
Engineering geology | 1 |
Explosives and Explosive Ordnance Disposal | 12 |
General | 28 |
Geology | 1 |
Management | 1 |
Mechanic engineering | 1 |
Metallurgy | 130 |
Mineral processing | 8 |
Mining | 2 |
Nuclear physics | 1 |
Oil / petroleum | 1 |
Steel production | 1 |
Technology | 256 |