Reduction of particle concentration may occur when a particle suspension entering a capillary, this is referred to as skimming effect.Increase of pressure gradient abates the skimming effect.

 
  • 當顆粒懸浮液進(jìn)入一毛細管,管內顆粒濃度有可能降低,這種現象稱(chēng)為撤流作用,增加壓力梯度則可減少撤流作用。
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