CODCr removal ratio of DSD acid reduction wastewater was over 74.7 % at appropriately operating conditions.

通过树脂选型确定出大孔弱碱性阴离子交换树脂D301R,其对废水COD_ (Cr)的去除率可达74.7%.

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And COD removal ratio in US - VMD process is superior to that in VMD process.

同时,超声波 - 减压膜蒸馏组合技术较减压膜蒸馏过程有更大的COD去除率.

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