2個KN95?
所有跟帖:
• 應該是兩個普通口罩,好多KN95疊起來有困難。但是兩層普通口罩可能會封不嚴,參考fuz 舊帖 -周老大- ♂ (0 bytes) () 01/12/2022 postreply 20:52:45
• 我是普通口罩外加N95 -周老大- ♂ (0 bytes) () 01/12/2022 postreply 20:53:23
• 應該是兩個普通口罩,好多KN95疊起來有困難。但是兩層普通口罩可能會封不嚴,參考fuz 舊帖 -周老大- ♂ (0 bytes) () 01/12/2022 postreply 20:52:45
• 我是普通口罩外加N95 -周老大- ♂ (0 bytes) () 01/12/2022 postreply 20:53:23
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