謝謝這麽詳細的解釋。

來源: sitka 於 2013-04-24 17:28:38 [檔案] [舊帖] [給我悄悄話] 閱讀數 : (0 bytes)

回答: N95 filter out as small as PM0.3 particle, which is smaller than 由禦用文人於 2013-04-24 15:06:53

您的位置：文學城 » 論壇 » 健康養生 » 謝謝這麽詳細的解釋。

WENXUECITY.COM does not represent or guarantee the truthfulness, accuracy, or reliability of any of communications posted by other users.