| 1. | Colonization of a calcareous stripmine spoil by earthworms promoted incorporation of organic matter . 在石灰质露天矿引入蚯蚓,可促进有机物的结合。 |
| 2. | The information refers to slopes in opencast mines, quarries, dam foundation excavations and highway outs . 这份资料提供了有关露天矿、采石场,坝基和公路堑的边坡资料。 |
| 3. | Preliminary discussion on optimization design of open pit 浅谈露天矿的优化设计 |
| 4. | Optimum investigation of opencut final mining depth 露天矿最终开采深度的优化研究 |
| 5. | High - voltage soft cable with rubber sheath for strip mine 露天矿用高压橡套软电缆 |
| 6. | Study of mining methods for highwall ore of an open pit 露天矿挂帮矿开采方法的研究 |
| 7. | Changes of land types in the antaibao open - cast area 安太堡露天矿区土地类型变化研究 |
| 8. | Geology disaster of the open - air governs the plan research 露天矿山地质灾害治理方案 |
| 9. | Stability analysis of jinduicheng open - pit mine ' s dump 金堆城露天矿排土场稳定性分析 |
| 10. | Applied research of digital mine in surface mine 数字矿山在露天矿的应用研究 |