3檔壓力簡易口罩，及過濾材料測試

3檔壓力簡易口罩，及過濾材料測試

If your material led to a different conclusion, i.e. filter 1 is better than filter 2 under one pressure but the opposite is true under another pressure, please leave comments

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所有跟帖： 

• 發明N95口罩靜電吸附技術的Peter Tsai推薦用修車行擦車的shop towels做口罩過濾材料 -viewfinder- ♀ (272 bytes) () 04/18/2020 postreply 14:07:12

• 視頻貼 -TBz- ♂ (0 bytes) () 04/18/2020 postreply 14:20:08

• 這試驗氣壓和人肺比太大，失去實際意義。另外口罩靜電吸引層也不是為這類高氣壓設計的。 -德州123- ♂ (0 bytes) () 04/18/2020 postreply 14:28:18