Influent quality has an effect on circulation ratio because of the difference of mixing level requested.

进水水质对氧化沟水流混合程度的要求不一样，影响氧化沟循环比。

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Influent quality has an effect on circulation ratio because of the difference of mixing level requested.

进水水质对氧化沟水流混合程度的要求不一样，影响氧化沟循环比。

youdao