Examination of the drinking water found that the total bacterial count was 110 cfu/ml, total coli-group was >230 mpn/L and the residual chlorine of the terminal water was zero.
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释义
对饮用水检测发现 ,细菌总数为 110cfu/ml、总大肠菌群 >2 30mpn/L ,末梢水余氯为零 ;
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