Moreover, after the newspaper is read, the newspaper holder is also a good tool for classification preservation and collection.

报纸看后，它又是分类保存和收藏的良好工具。

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The origin, classification, structure characteristic, mechanism of action, application and development prospect of microbial preservation in food industry were reviewed in this paper.

本文阐述了微生物防腐剂的来源、分类、结构特性、抑菌机制及其在食品工业中的应用和发展前景。

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