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面粉抽真空可以保存多久
更新时间: 2021-05-29 16:48:16  

1、面粉抽真空可以保存两年。

2、真空包装排除了包装容器中的部分空气,能有效地防止食品腐败变质。采用阻隔性优良的包装材料及严格的密封技术和要求,能有效防止包装内容物质的交换,即可避免食品减重、失味,又可防止二次污染。

关键词: 面粉 真空 可以 保存 多久

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