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| 误差频率 | |||
| 故障频率 | |||
| 差错频率 | |||
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error frequency : 30 phrases in 12 subjects |
| Agriculture | 2 |
| Air defense | 2 |
| Business | 1 |
| Communications | 2 |
| Earth sciences | 2 |
| Economy | 1 |
| Electronics | 3 |
| Geophysics | 1 |
| Information technology | 1 |
| Space | 7 |
| Technology | 7 |
| Telecommunications | 1 |
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