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细菌总数
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细菌总数
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废水水质指标
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total bacterial count
细菌总数
水体中含有全部细菌的数量之和。单位为个。
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total number of bacteria
细菌总数
1毫升水或1克食品在营养琼脂培养基上经37℃、24小时培养后所生长的细菌菌落数,或1克土壤在营养琼脂培养基上经22℃、48小时培养后所生长的细菌菌落数。
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classical algebra
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