| 1. | Safety regulations for metal and nonmetal opencast mines 金属非金属露天矿山安全规程 |
| 2. | Review of the evolution of the opencast mining technology in china 我国露天开采工艺发展初探 |
| 3. | Mine plans - opencast mining - part 1 : general requirements 矿山平面图.露天矿山.第1部分:一般要求 |
| 4. | Ecological evaluation model for large opencast mine and its application 大型露天矿区生态评价模型研究及应用 |
| 5. | Opencast mining technology 露天采矿技术 |
| 6. | In 1981 he began with the first preparations for excavations at an old , dilapidated opencast mine ,他就开始他最初步的挖掘。 |
| 7. | Monitoring and analysis of blast vibration for transforming opencast mining into underground mining 露天转地下开采爆破振动的现场监测与分析 |
| 8. | Study and the relevant treatment measures of coal dust in the coal preparation plant of junger opencast mine 准格尔露天矿选煤厂粉尘研究与治理 |
| 9. | ( 3 ) soil erosion assessing systems and evaluating water - soil safety models have been first raised in the stackpile of large opencast mine within loess area ( 3 )初次建立了我国黄土区大型露天矿排土场土壤水性致灾因子指标体系和水土安全评价模型 |
| 10. | However , mr wang said the partners hoped to establish a new opencast mine near their existing coal - extraction venture at xiwan in shaanxi , in which anglo american holds a majority stake 但王国柱表示,双方希望在现有的陕西西湾煤炭开采转化合资企业附近,开发一座新的露天煤矿,由英美资源集团持有多数股权。 |