Lactose fermentation is used to verify the existence of coliform bacteria in national criteria.

大肠菌群的国标检验法采用乳糖发酵法.

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Indeed, half of the bags that researchers examined tested positive for coliform bacteria.

事实上, 研究人员收集的袋子中有一半含有大肠杆菌.

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The actual problems in detection of total bacterial count and coliform bacteria in food are analyzed.

分析了实际检测菌落总数和大肠菌群两指标存在的问题,提出了保证检验结果正确性的控制措施.

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For confirming the presence of Coliform bacteria in drinking mineral water by the multiple - tube fermentation technique.

用于多管发酵法测定饮用矿泉水中大肠菌群的确证试验.

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