然而，专家说，在某些应用条件下，纳米材料反而不利，或是会在几十次充放电后发生衰减。
Still, in some applications, nano-materials gum up the works, or break down after a few dozen charges and discharges, experts say.
针对衰减曲线的不同变化特征，分析了产生的原因、条件以及主要参数之间的影响作用。
In accordance with the different change features of the attenuation curves, the authors analyze the cause, condition and the effect among main parameters.
通过密闭反冲洗系统、曝气紊流条件，可有效缓解膜通量的衰减，同时防止反应器内硝化抑制作用的产生。
The closed back purge system and the condition of aerating turbulent flow can lighten the attenuation of membrane flux, at the same time, prevent the problem of nitrification inhibition.
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