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碳化硬质 合金 : 44 phrases in 8 subjects |
| Automobiles | 1 |
| Drilling | 2 |
| Electric machinery | 3 |
| Explosives and Explosive Ordnance Disposal | 1 |
| General | 6 |
| Metallurgy | 15 |
| Oil / petroleum | 3 |
| Technology | 13 |
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