精细化工装备 Refinery Chemical Equipment 食品包装原理 Principle of Food Packaging 表面活性剂化学及应用 Chemistry and Application of Surfactant ..
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principle of food packaging br 食品包装原理
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A simple and easy mixture device and its principle and method in the small packaging of food modified atmosphere packaging are introduced.
介绍食品气调小包装中，简易的配气装置、原理和方法。
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