reducing grain-size of ore 降低入选矿粒度
A uniform grain size in the lime stone ore presents a linear relationship between activity and firing parameters, otherwise a peak value appears.
石灰石矿中晶粒度大小均一，则活性度与熔烧参数呈线性关系，反之则有峰值出现。
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。
The grain size and embedded features are related to the origin of ore dePOsits.
银矿物的粒度与嵌布特征与矿床成因有密切关系；
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