The compositions of phyllosilicate and iron oxides for several main types of soils and their corresponding iron-manganese nodules were studied by the means of XRD.
以我国几种常见
及相应

锰结核为试验材料,应用X-射线衍射,研究了
和
锰结核中层
硅酸盐和氧化
的类型组合。
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