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联 管 器 : 22 phrases in 14 subjects |
| Agriculture | 1 |
| Automobiles | 2 |
| Business | 1 |
| Compressors | 1 |
| Ecology | 1 |
| Engineering geology | 1 |
| General | 1 |
| Navigation | 1 |
| Oil / petroleum | 1 |
| Project management | 1 |
| Shipbuilding | 1 |
| Space | 1 |
| Technology | 7 |
| Wind Energy | 2 |
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