Objective To investigate the cause of a case of toxicity due to the pollution of water strainer by nitrite.

目的寻找及分析因井水亚硝酸盐污染自来水管网导致中毒暴发事件的原因。

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Objective To investigate the cause of a case of toxicity due to the pollution of water strainer by nitrite.

目的寻找及分析因井水亚硝酸盐污染自来水管网导致中毒暴发事件的原因。

youdao