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| 电弧 熔: 141 phrases in 10 subjects |
| Aviation | 1 |
| Electronics | 10 |
| General | 4 |
| Metallurgy | 90 |
| Nautical | 1 |
| Oil / petroleum | 4 |
| Shipbuilding | 2 |
| Space | 2 |
| Technology | 26 |
| Thermal Energy | 1 |
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