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- bauxite goaf 铝土矿采空区
- A bauxite spinel castable for furnish is prepared. 研制了矾土尖晶石钢包浇注料。
- Aluminium is a metal which is produced from bauxite. 铝是一种从铝土矿提炼出的金属。
- A city of central Arkansas southwest of Little Rock. There are bauxite deposits in the area. Population, 18,177. 本托美国阿肯色州中部,位于小石城西南。该地区产铝土矿。人口18,177。
- Karst accumulation bauxite orebod y is a new kind of one in China. 岩溶堆积型铝土矿是国内新类型的铝土矿床。
- Methods Plant; Distribution Plant, coke, bauxite, pig iron. 洗选精煤;经销精煤、焦炭、铝矾土、生铁。
- Shanxi Province's bauxite resource ranks first in China. 山西铝土矿资源量位居全国第一。
- The coal spontaneous combustion in the goaf is one of the main coal disasters. 采空区煤炭自燃火灾一直是我国煤矿的主要灾害之一。
- The paper presents a new way of grouting in discrete zone and stowing in goaf. 充填开采增加矿井设备和生产成本,且充填材料来源在某些矿区比较缺乏。
- The United States was vulnerable to shortages of chrome, bauxite, and platinum. 美国的弱点是缺少铬、矾土和铂。
- This method has the advantage in the modeling of complex models such as goaf. 在建立如采矿区这样的复杂模型时,这种方法显得很有优势。
- Groundwater, surface water, goaf and settlement of loess are induction factors. 地下水、地表水、采空和黄土湿陷性只是诱导因素。
- Slope hazards risk evaluation on Spontaneous ignition of goaf was conducted. 摘要针对采空区自然发火进行了危险性评价。
- And karst diaspore bauxite deposits belong to bioorganic sedimentary deposits. 又我国硬水铝石岩溶铝土矿,应属于生物有机质成矿作用的沉积型铝土矿。
- The rich bauxite resources have provided reliable assurance for the project. 交口县丰富的铝土矿资源优势为该项目提供了可靠保障。
- A white to dark reddish - brown orthorhombic mineral,AlO(OH,present in bauxite. 勃姆石白色至深红褐色斜方晶矿物,AlO(OH),存在铝土岩中
- Debao bauxite deposit in Guangxi province is a karat accumulation type deposit. 摘要广西德保铝土矿属于岩溶堆积型矿床。
- Drum washer is one of main washing equipments in Pingguo Bauxite Mine. 圆筒洗矿机是平果铝矿山主要洗矿设备之一。
- They have developed a new process for extracting aluminium from bauxite. 他们开发了一种从铝氧石中提炼铝的新工艺.
- China is rich in iron ore, bauxite, zinc, nickel, coal and crude oil deposits. 中国拥有丰富的铁矿石、铝土矿、锌、镍、煤炭和原油储量。