XRD analysis of these samples indicated this series of polycrystalline samples possess perovskite structure at room temperature.
XRD分析表明室温时此系列多晶样品都是单相，具有钙钛矿结构。
The XRD analysis shows that the LSGM samples possess orthorhombic perovskite structure.
XRD分析表明，LSGM样品具有正交钙钛矿结构。
This paper recognized the structure and appearance of Nenjiang opal, through XRD, scan-electrcscope, infrared spectrum analysis, DTA and study the application of opal powder in macromolecule.
本文用X-射线衍射仪、扫描电镜、红外光谱、差热分析方法分析认定了嫩江蛋白石的结构和形态，探讨了蛋白石超细微粉在高分子材料中的应用。
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