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集合 管: 33 phrases in 15 subjects |
Animal husbandry | 1 |
Architecture | 1 |
Aviation | 1 |
Chemistry | 1 |
Construction | 1 |
Electronics | 4 |
Engineering geology | 1 |
General | 1 |
Information technology | 1 |
Life sciences | 2 |
Nursing | 1 |
Oil / petroleum | 3 |
Refrigeration | 2 |
Sports | 1 |
Technology | 12 |