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| |||
| 填土坡; 填土斜坡 | |||
| 填土边坡; 路堤边坡 | |||
| 路基斜坡; 填坡 | |||
| fill slope: 15 phrases in 6 subjects |
| Architecture | 1 |
| Bridge construction | 2 |
| Ecology | 1 |
| Engineering geology | 1 |
| Hydroelectric power stations | 4 |
| Technology | 6 |
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