Micron grade magnetic minerals are less than 1%of total minerals in the loess paleosol sequences. To satisfy requirements of a lot of kind of measurement, it needs to enrich the magnetic minerals.
微米级磁性矿物在黄土-古土壤序列中含量不足1%，为了满足多种测试的需要，要尽可能地富集磁性矿物。
Micron grade magnetic minerals are less than 1%of total minerals in the loess paleosol sequences. To satisfy requirements of a lot of kind of measurement, it needs to enrich the magnetic minerals.
微米级磁性矿物在黄土-古土壤序列中含量不足1%，为了满足多种测试的需要，要尽可能地富集磁性矿物。
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