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| 露天矿边坡 | |||
| 露天采场边帮露天采场由台阶、倾斜坑线的坡面和平盘限定的表面总体及邻近岩体; 边帮角又称边坡角。边帮面与水平面的夹角 | |||
| 露天采场边坡 | |||
| pit slope: 13 phrases in 3 subjects |
| Engineering geology | 2 |
| Explosives and Explosive Ordnance Disposal | 7 |
| Technology | 4 |
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