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| 桩式墩; 桩基排架 | |||
| 桩排架; 桩桥台 | |||
| 排桩; 桩的横向构架 | |||
| pile bent: 24 phrases in 4 subjects |
| Bridge construction | 13 |
| Engineering geology | 2 |
| Rail transport | 1 |
| Technology | 8 |
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