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RE: 特殊时期，自制紫外线消毒灯

in #wherein • 6 years ago

怎么检测它的消毒效果呢？

来自于 [WhereIn Android] (http://www.wherein.io)

6 years ago in #wherein by
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         6 years ago 

        这是由紫外线和臭氧的物理特性决定的呀😄

        Posted using Partiko Android

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