The letters H-E-P-A represent the words High Efficiency Particulate Air.HEPA filters capture almost all particles in the air that are zero point three microns in size or larger.

  • HEPA四个英文字母代表HighEfficiencyParticulateAir.;高效微粒空气处理器能够捕捉到空气中几乎所有的微粒,即0
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