矿样是指为了研究矿产的质量，从矿体或已采下的矿石中所采集的、少量有代表性的矿石样品。
磁铁矿和石英的混合矿样采用磁选分离。
The mixture of magnetite and quartz was separated by magnetic separation.
试验结果证明该分散剂可以明显提高矿样的渗透性。
The result shows that the dispersing agent could outstandingly improve the permeability of the ore samples.
本方法尤其适用于低含量、大批量钨矿样品的测定。
The improved method is suitable for routine analysis of trace tungsten in geological samples.
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