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对南宁市１９９０～１９９５年食品卫生平均合格率和标化合格率进行比较，结果表明标化合格率比平均合格率更能准确地反映食品卫生合格情况
Comparing the average passing rate of food hygiene and the passing rate of standardization from 1990 to 1995 in Nanning City, the results show that the pass rate of standardization reflects the pass of food hygiene more accurately than the average pass rate