磨矿产品的粗细程度。通常以小于200目（小于0.074毫米）矿粒占总磨矿产品的质量分数（%）表示。不同矿石有不同磨矿细度要求。适宜的磨矿细度，一般应根据矿石的嵌布特性，经试验确定或通过生产实践加以验证。
关键词:铜钥;工艺流程;磨矿细度;药剂条件 [gap=611]KEY WORDS: copper一molybdenum; technological flow一sheet; mesh of grind; agent conditions.
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考查了磁场强度、磨矿细度对铁分选指标的影响。
The effects of magnetic field intensity and grinding granularity on magnetic separation index of fe were investigated.
矿石中的天青石在磨矿细度为100目到200目的范围时，可以获得80%以上的解离度。
The liberation degree of celestite is more than 80% when the grinding fineness is between 100 and 200 mesh.
通过对磨矿流程进行局部改造，调整工艺参数，实现了磨矿细度的大幅提高和金浮选回收率的提高。
By some modifications of the milling flowsheet and adjustment of the processing parameters, milling size and flotation recovery were dramatically improved.
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