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| 砂桩 | |||
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| 砂桩 | |||
| 砂堆; 排水砂桩; 加固地基砂桩; 砂柱; 砂井 | |||
| sand-pile: 29 phrases in 6 subjects |
| Agriculture | 1 |
| Bridge construction | 3 |
| Desert science | 2 |
| Engineering geology | 7 |
| Hydroelectric power stations | 3 |
| Technology | 13 |
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