cod去除率
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cod removing rate
Cod去除率
以上为机器翻译结果，长、整句建议使用 人工翻译 。
The results showed that the system could efficiently COD from the coking waste water. The COD removing rate was over 90% and the ammonia nitrogen removing rate was over 80%.
结果表明，系统能有效地去除焦化废水中的COD，去除率均大于90%，氨氮的去除率在80%以上。
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