Saturday 15 December 2018
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chinanews - 7 month ago

节能灯产生紫外线致癌? 专家:早被灯管吸收没了

  网传节能灯会产生紫外线能致癌?专家称

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节能灯产生紫外线致癌?

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专家:早被灯管吸收没了

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