The major rubber ingredient in inner tube is single and the pyrolysis process of the sample from inner tube has only one distinct phase.
内轮胎样品中的组分比较单一，其热解过程比较简单，仅经历了一个不明显的失重过程和一个明显的失重过程；
Characterized by X - Ray diffraction, the sample was found with an order olivine structure, no impurity and single phase.
x射线衍射分析结果表明，材料具有规则橄榄石型结构，物相单一，无杂质。
X-ray diffraction patterns demonstrate that the sample is nearly in single phase and structure of the major phase belongs to the perovskite type.
射线衍射谱分析证明，样品接近单相，其主要相为钙钛矿结构。
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