According to the physiological characteristic of litchi, some proper fresh-keeping technologies of film packaging were put forward.

根据荔枝的生理特征和影响荔枝褐变和腐烂的因素，提出了适合荔枝的薄膜包装保鲜技术。

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Using own-blowing air modified packaging films, choosing new-pick sauteed vegetable to examine the effects to fresh-keeping.

使用自行研制的气调包装膜，选用新鲜采摘的油麦菜，进行气调包装研究。

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