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在不破坏口罩结构的前提下,可以通过静电吸附测试,来辨别口罩的品质:合格的口罩会吸附大量小纸屑,而没有防护效果的口罩不会吸附纸屑。简单易操作,你学会了吗?



来源:央视新闻
编辑:王蕾 责编:庄颖


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一招辨别口罩好坏!合格口罩能吸附大量纸屑

2020-03-09 14:23   福视悦动  

在不破坏口罩结构的前提下,可以通过静电吸附测试,来辨别口罩的品质:合格的口罩会吸附大量小纸屑,而没有防护效果的口罩不会吸附纸屑。简单易操作,你学会了吗?



来源:央视新闻
编辑:王蕾 责编:庄颖


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