nickel sulphide lean ore 硫化镍贫矿
borasca lean ore 基本上无矿石或品位低的矿段或矿山
tin-lean ore 贫锡矿石
Ni lean ore 镍贫矿
lean ore bodies 贫矿体
rare-earth lean ore 稀土贫矿
lean iron ore 贫铁矿
There are huge potential in utilization of lean ore in China, and utilization of lean ore is an inevitable choice for guaranteeing resources safety.
我国大宗贫矿资源利用潜力巨大，贫矿资源利用是保障资源安全的必然选择。
This paper introduced the experiments on the large grain size and high heap gold leaching of stripped lean ore from open pit mining of gaolong co.
介绍了高龙公司利用露采剥离贫矿进行大粒度、大堆高的堆浸提金试验。
By means of SEM, EDAX and om, the petrographic structure and microscopic chemical composition of cement clinker have been researched by adding rare-earth lean ore.
采用SEM、EDAX、OM等分析测试方法，研究了稀土贫矿掺加条件下，水泥熟料的岩相结构及其微区化学组成。
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