我打算买点邮寄给家人,因为家人年纪大已经不会买了。我看N95口罩有3M 8511 和9010
8511带阀门,9010没有,求问带阀门的容易把病毒漏进去吗?
哪种口罩比较好?
谢谢
我打算买点邮寄给家人,因为家人年纪大已经不会买了。我看N95口罩有3M 8511 和9010
8511带阀门,9010没有,求问带阀门的容易把病毒漏进去吗?
哪种口罩比较好?
谢谢
•
N95 1860/1860S or 8210
-闲情-
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01/23/2020 postreply
09:46:23
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