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实 验 数据 : 65 phrases in 17 subjects |
Air defense | 1 |
Aviation | 10 |
Business | 3 |
Compressors | 1 |
Construction | 1 |
Earth sciences | 7 |
Electronics | 13 |
Food service and catering | 1 |
General | 1 |
Geology | 1 |
Navigation | 1 |
Project management | 1 |
Space | 10 |
Technology | 6 |
Telecommunications | 2 |
United States | 2 |
Wind Energy | 4 |