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.

以我国几种常见土壤及相土壤锰结核为试验，用X-射线衍射，研究了土壤和锰结核中层状硅酸盐和氧类型组合。

This paper reports a method of specimen preparation for the quick measurement of the thickness of powderof phyllosilicate mineral-casting mounts,and its application in the test of the products.

本文报道了一种快速测试层状硅酸盐细粉厚度样品制备方法——浇铸光片法以及电子显微技术在层状硅酸盐细粉厚度测试中用。