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仪器组 : 20 phrases in 10 subjects |
| Automobiles | 2 |
| Aviation | 2 |
| Earth sciences | 1 |
| Electronics | 1 |
| Geophysics | 1 |
| Oil / petroleum | 1 |
| Shipbuilding | 1 |
| Space | 5 |
| Technology | 5 |
| Textile industry | 1 |
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