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| 上端 | |||
| upper end: 22 phrases in 8 subjects |
| Bridge construction | 5 |
| Compressors | 1 |
| Economy | 2 |
| Mining | 1 |
| Oil / petroleum | 2 |
| Steel production | 1 |
| Technology | 8 |
| Textile industry | 2 |
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