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| 填 料 盖: 69 phrases in 14 subjects |
| Automobiles | 5 |
| Chemistry | 2 |
| Compressors | 3 |
| Construction | 1 |
| Drilling | 2 |
| Electric machinery | 2 |
| Electronics | 2 |
| General | 1 |
| Hydroelectric power stations | 1 |
| Metallurgy | 4 |
| Nautical | 8 |
| Oil / petroleum | 4 |
| Shipbuilding | 3 |
| Technology | 31 |
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