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灭火器的指示在红色时怎么办
更新时间: 2020-09-25 00:00:00  

干粉灭火器指针指在红色区域,不是过期,是压力不足。干粉灭火器压力表中分三段:第一段是红色的,第二段也就是中间那段为绿色的,第三段是黄色。灭火器压力指示器的指针若在绿色区域内,表明灭火器内部工作压力正常,在黄色区域内表明压力过高,在红色区域内表明压力过低。直接冲气就可以。

关键词: 灭火器 指示 红色 怎么办

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