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干粉灭火器原理是什么
更新时间: 2021-05-08 18:35:31  

1、干粉灭火器的原理是靠内部粉末落在燃烧物的表面,与燃烧物发生化学反应。同时在高温环境下形成一层覆盖层,达到隔绝氧气的目的,最终窒息灭火。

2、干粉灭火器可用于扑灭油、气燃烧引起的火灾,利用二氧化碳气体作为动力将干粉喷出灭火。

关键词: 干粉 灭火器 原理 什么

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