结果显示所制备的纳米材料粒径均匀，多为八面体结构。
The results showed that the nanoparticle materials had uniform size and were mostly octahedral structure.
间层结构中，结构层对于八面体片是不对称的，并在属性上表现出极性特征；
The structural layer is symmetrical for octahedron sheet in the structure of interstratified minerals and shows polarity characteristics.
其主要结构单元是硅一氧四面体和铝一氧八面体。
The main structure unit of clay minerals contains silicon-oxygen tetrahedron and aluminium-oxygen octahedron.
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