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| 填 心: 57 phrases in 13 subjects |
| Architecture | 2 |
| Aviation | 1 |
| Bridge construction | 10 |
| Chemistry | 2 |
| Earth sciences | 2 |
| Engineering geology | 1 |
| General | 2 |
| Metallurgy | 2 |
| Oil / petroleum | 1 |
| Surgery | 1 |
| Technology | 27 |
| Telecommunications | 1 |
| Textile industry | 5 |
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