跟你說,普通口罩根本沒有用,要帶n95那種
所有跟帖:
• 阻隔一下唾沫飛濺也好吧。醫院裏的空氣,要N95 -一宿梨花- ♀ (0 bytes) () 06/30/2009 postreply 20:00:43
• 阻隔一下唾沫飛濺也好吧。醫院裏的空氣,要N95 -一宿梨花- ♀ (0 bytes) () 06/30/2009 postreply 20:00:43
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