Otherwise, SEM micrograph and XPS method are applied to observe and identify the protective membrane covering the surface.
对氧化物保护膜的形态和组成进行了观察与表征；
With the analysis of SEM micrograph of the oxide film and other electrochemical parameters, the construction of the oxide film by layers was presented.
通过对阳极氧化膜的SEM微观形貌图及其他电化学参数的分析，推断氧化膜为分层结构；
Human tongue surface, coloured scanning electron micrograph (SEM).
人体舌头表面。彩色扫描电子显微摄影(sem)。
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