大多是中国产,不知是否合格。还有最近去买还看到nano技术的ffp2 口罩,药店人说可以水洗20次都有效,产地是中国,请问这靠谱吗?
大多是中国产,不知是否合格。还有最近去买还看到nano技术的ffp2 口罩,药店人说可以水洗20次都有效,产地是中国,请问这靠谱吗?
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