小編教你認清各式口罩標籤! 常見外科口罩標籤: BFE(細菌過濾效率) ——可過濾微粒3微米,如花粉或一般飛沫 PFE(顆粒過濾效率) ——可過濾微粒0.1微米,如流感病毒 VFE(病毒過濾效率) ——可過濾微粒0.1至5微米 ...
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