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筛分 机 : 95 phrases in 14 subjects |
Agriculture | 3 |
Animal husbandry | 3 |
Architecture | 3 |
Aviation | 1 |
Chemistry | 2 |
Electronics | 2 |
Engineering geology | 1 |
Explosives and Explosive Ordnance Disposal | 1 |
General | 2 |
Hydroelectric power stations | 2 |
Metallurgy | 16 |
Mineral processing | 1 |
Plastics | 2 |
Technology | 56 |