• Objective To study the truth of first aid in spot after heat burning.

    目的了解儿童热力烧伤现场急救措施真实情况

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  • Material oxidation, such as oxidation spot, serious after heat treatment of oxide film.

    素材氧化严重氧化热处理氧化

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  • Material oxidation, such as oxidation spot, serious after heat treatment of oxide film.

    素材氧化严重氧化热处理氧化

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