矿选 meaning in Chinese

ore feed

Application of gpj - 60a pressure filtrating dehydration
型加压过滤机在杏花矿选煤厂的应用
Study on new flotation - metallurgical process for cu - zn complex ore
铜锌混合矿选冶新工艺研究
Analysis on the raw coal blending in coal washery of tunlan coal mine
马兰矿选煤厂原煤配煤分析
Closed water circuit in practice at zhangzhuang coal mine washery
张庄矿选煤厂洗水闭路循环的实践
Study on flotation concentrate dewatering in xiqu coal preparation plant
西曲矿选煤厂浮精脱水研究

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