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welding carbon : 57 phrases in 12 subjects |
| Automobiles | 3 |
| Aviation | 1 |
| Chemistry | 1 |
| Compressors | 1 |
| Electronics | 4 |
| General | 4 |
| Metallurgy | 14 |
| Oil / petroleum | 5 |
| Rail transport | 1 |
| Shipbuilding | 4 |
| Space | 1 |
| Technology | 18 |
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