食品添加剂

Food Additives

展示内容：

Exhibit Explanation:

食品添加剂是用于改善食品品质、延长食品保存期、便于食品加工和增加食品营养成分的一类化学合成或天然物质。

Food additives are chemical synthetics or natural substances that are used to improve food quality, extend the food preservation period, facilitate food processing and add food nutrition.

操作方法：

Operating Instruction:

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