单词open-cast
un.: 露天开采；敞开铸造
网络: 露天开采的
Bauxite is usually extracted through open-cast mines, which leave vast scars on the landscape.
铝土矿通常在露天矿井下开采，这将使得当地景观疤痕累累。
Iron ore mines like Tashan have attracted less attention than coal mines because they are usually open cast, so less likely to collapse.
像塔山这样的铁矿没有煤矿那么受人关注，因为工人们一般是在户外工作，所以倒塌的可能性很小。
Electrical installations for outdoor sites under heavy conditions (including open-cast mines and quarries) (In stand by)
户外严酷条件下的电气安装（包括露天矿和采石场）[澳大利亚]
Preliminary Exploration on Economic Rationalization Concerning After-mining Technology in Heidaigou Open cast
黑岱沟矿后续开采工艺的经济合理性初探
Erection of electrical installation in open-cast mines, quarries and similar works
露天矿采石场和类似场地中电力设备的安装
Discussion on Problems in Construction During Conversion from Open Cast to Underground Mining of Shirengou Iron Mine
石人沟铁矿露天转地下开采施工中的问题探讨
Code for construction and acceptance of open cast coalmine engineering
露天煤矿工程施工及验收规范
adaptability test method for open - cast mines mining dump trucks
露天煤矿矿用自卸汽车适应性试验方法
The Short - cut Calculation of Tonnage for Ores and Rocks from Open- cast Mine
露天矿山采出矿岩量的计算捷径
Fuzzy diagnosis model for travel accidents open cast mine
露天矿行车事故模糊诊断模型