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frequency top | |||
maximum frequency | |||
highest frequency |
最高频率 : 42 phrases in 13 subjects |
Air defense | 2 |
Automobiles | 1 |
Aviation | 2 |
Business | 1 |
Earth sciences | 3 |
Electronics | 5 |
General | 3 |
Geophysics | 1 |
Information technology | 4 |
Radio | 1 |
Space | 2 |
Technology | 10 |
Telecommunications | 7 |