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| 误差来源; 错误来源 | |||
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error source : 17 phrases in 9 subjects |
| Air defense | 2 |
| Automobiles | 1 |
| Aviation | 3 |
| Business | 1 |
| Electronics | 2 |
| Engineering geology | 1 |
| Explosives and Explosive Ordnance Disposal | 1 |
| Metallurgy | 3 |
| Space | 3 |
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