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| I-pile; H-pile; H-beam pile | |||
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| H-beam pile; H-pile | |||
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| H-beam pile | |||
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工字 桩 : 20 phrases in 5 subjects |
| Architecture | 1 |
| Engineering geology | 3 |
| Hydroelectric power stations | 1 |
| Metallurgy | 2 |
| Technology | 13 |
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