该食品保鲜袋制作简单，结实耐用，价格低廉，可起到良好的食品保鲜作用，具有广泛的应用前景。
The food fresh-keeping bag which has the advantages of easy fabrication, firmness and durability, and low cost can play a favorable food fresh-keeping function.
该食品保鲜袋制作简单，结实耐用，价格低廉，可起到良好的食品保鲜作用，具有广泛的应用前景。
The food fresh-keeping bag which has the advantages of easy fabrication, firmness and durability, and low cost can play a favorable food fresh-keeping function.
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