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图编号 : 39 phrases in 9 subjects |
| Automobiles | 1 |
| Business | 1 |
| Economy | 1 |
| Electronics | 2 |
| Explosives and Explosive Ordnance Disposal | 1 |
| Metallurgy | 1 |
| Oil / petroleum | 1 |
| Technology | 29 |
| Telecommunications | 2 |
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