Because the cake layer is very thin each filter cycle, it can significantly improve the average filtration rate.
由于每一过滤周期内形成的滤饼层很薄，可明显提高平均滤速。
The major problems in this technology are PAC penetrating filter material layer and the great shorten of the filter cycle owing to the growth rate of filter head loss is so quickly.
该投加点面临的主要问题是活性炭穿透滤料层以及水头损失过快增长导致滤池过滤周期的大幅度缩短。
The following steps describe the life cycle of the filter chain.
下面的步骤描述了过滤器链的生命周期。
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