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| 预应力钢丝 | |||
| 预应力锚索 | |||
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| 预应力钢丝 | |||
| prestressed wire: 21 phrases in 6 subjects |
| Architecture | 1 |
| Bridge construction | 3 |
| Construction | 1 |
| Metallurgy | 5 |
| Steel production | 1 |
| Technology | 10 |
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